你是否曾好奇有哪些常見又實用的 X 開頭的英文單字？在英文詞彙中，以 X 開頭的單字雖然不多，但卻經常出現在科技、醫學及學術領域中，例如「x-ray（X 光）」、「xenophobia（仇外心理）」等。這些詞不僅擴展你的詞彙深度，也能讓你的英文表達更具專業性與精確性。
在學習英文時，許多學生常忽略 X 開頭的單字，誤以為它們罕見或無實際用途。其實，這些詞往往隱藏在學術論文、國際新聞與標誌性品牌名稱中。透過正確理解與例句學習，你不僅能掌握字義，更能體會語言的文化延伸與語源魅力。
本文由 IELTSTongXue 精心整理，將帶你全面認識 X 開頭的英文單字，從詞義解析、發音技巧到實際應用，一次搞懂！不論你是在準備英語檢定，或想提升日常英文表達力，這份完整指南都將成為你詞彙學習的高效起點。
I. 以 X 開頭的英文名詞列表
以 ‘X’ 開頭的名詞在英文詞彙中佔有特殊地位，這些詞彙廣泛應用於科學、醫學、音樂、文化及日常生活等領域，展現出語言的多樣性與專業性。
| X 開頭的英文單字 | 意思 | 例子 |
| X-ray
/ˈeks reɪ/ |
X 光；X 射線 | The doctor ordered an X-ray to examine the broken bone.
(醫生要求照 X 光來檢查骨折部位。) |
| Xylophone
/ˈzaɪləfəʊn/ |
木琴 | The child played a cheerful melody on the xylophone during music class.
(孩子在音樂課上用木琴演奏了一首歡快的旋律。) |
| Xenon
/ˈzenɒn/ |
氙（化學元素） | Xenon is a noble gas used in specialized lighting applications.
(氙是一種惰性氣體，用於特殊照明應用。) |
| Xerox
/ˈzɪərɒks/ |
影印本；靜電複印 | Please make a Xerox of this document for the meeting.
(請為會議影印這份文件。) |
| Xmas
/ˈeksməs/ |
聖誕節（縮寫） | We decorated the house for Xmas with colorful lights and ornaments.
(我們用彩燈和裝飾品佈置房子迎接聖誕節。) |
| Xbox
/ˈeksˌbɒks/ |
Xbox 遊戲機 | He spent the weekend playing games on his new Xbox console.
(他整個週末都在玩他的新 Xbox 遊戲機。) |
| Xenophobia
/ˌzenəˈfəʊbiə/ |
仇外心理；排外 | Education can help reduce xenophobia and promote understanding between different cultural groups.
(教育可以幫助減少仇外心理，促進不同文化群體之間的理解。) |
| Xylem
/ˈzaɪləm/ |
木質部（植物組織） | Water and nutrients travel through the xylem from roots to leaves.
(水分和養分透過木質部從根部輸送到葉片。) |
| Xeroderma
/ˌzɪərəʊˈdɜːmə/ |
乾皮症；皮膚乾燥症 | Patients with xeroderma require regular moisturizing treatment to maintain skin health.
(乾皮症患者需要定期保濕治療以維持皮膚健康。) |
| Xerography
/zɪəˈrɒɡrəfi/ |
靜電複印術 | Modern photocopiers rely on xerography technology to produce quick copies.
(現代影印機依靠靜電複印術技術來快速複製文件。) |
| Xenolith
/ˈzenəlɪθ/ |
捕虜岩；外來岩塊 | Geologists discovered a xenolith embedded in the volcanic rock formation.
(地質學家在火山岩層中發現了一塊捕虜岩。) |
| Xanthophyll
/ˈzænθəfɪl/ |
葉黃素 | Xanthophyll gives autumn leaves their distinctive yellow color.
(葉黃素使秋天的樹葉呈現獨特的黃色。) |
| X-axis
/ˈeks ˌæksɪs/ |
X 軸（橫軸） | Plot the data points along the x-axis to show the time progression.
(沿著 X 軸繪製數據點以顯示時間進展。) |
| Xerophyte
/ˈzɪərəfaɪt/ |
旱生植物 | Cacti are classic examples of xerophytes adapted to arid environments.
(仙人掌是適應乾旱環境的旱生植物典型例子。) |
| Xenograft
/ˈzenəɡrɑːft/ |
異種移植物 | Researchers are studying xenograft techniques for potential organ transplantation.
(研究人員正在研究異種移植技術以應用於器官移植。) |
| X-chromosome
/ˈeks ˈkrəʊməsəʊm/ |
X 染色體 | The X-chromosome carries genes responsible for various inherited traits.
(X 染色體攜帶負責各種遺傳特徵的基因。) |
| Xebec
/ˈziːbek/ |
三桅帆船 | The historical xebec was commonly used in Mediterranean trade routes.
(歷史上的三桅帆船常用於地中海貿易航線。) |
| Xanthoma
/zænˈθəʊmə/ |
黃色瘤（皮膚病變） | The dermatologist examined the xanthoma to determine the appropriate treatment.
(皮膚科醫生檢查黃色瘤以確定適當的治療方法。) |
| Xerophthalmia
/ˌzɪərɒfˈθælmiə/ |
乾眼症；眼球乾燥症 | Vitamin A deficiency can lead to xerophthalmia and vision problems.
(維生素 A 缺乏可能導致乾眼症和視力問題。) |
| Xenotime
/ˈzenətaɪm/ |
磷釔礦（稀土礦物） | Xenotime is an important source of rare earth elements for industrial applications.
(磷釔礦是工業應用中稀土元素的重要來源。) |
| Xylography
/zaɪˈlɒɡrəfi/ |
木版印刷術 | Traditional xylography techniques are still practiced by some artisan printmakers.
(一些工藝印刷師仍在實踐傳統木版印刷術技術。) |
| X-radiation
/ˈeks ˌreɪdiˈeɪʃən/ |
X 射線輻射 | Protective equipment is essential when working with x-radiation in medical facilities.
(在醫療機構處理 X 射線輻射時，防護設備至關重要。) |
| Xanthine
/ˈzænθiːn/ |
黃嘌呤（生化物質） | Xanthine is a purine base found in various tissues and biological fluids.
(黃嘌呤是一種存在於各種組織和生物液體中的嘌呤鹼基。) |
| Xenophile
/ˈzenəfaɪl/ |
親外者；喜愛外國文化者 | As a xenophile, she enjoyed exploring different cultures and learning new languages.
(作為一個親外者，她喜歡探索不同文化和學習新語言。) |
| Xerosis
/zɪəˈrəʊsɪs/ |
皮膚乾燥；乾燥症 | Winter weather often aggravates xerosis in people with sensitive skin.
(冬季天氣常常加劇敏感皮膚人士的皮膚乾燥症狀。) |
| X-intercept
/ˈeks ˈɪntəsept/ |
X 截距 | Calculate the x-intercept by setting y equal to zero in the equation.
(透過將方程式中的 y 設為零來計算 X 截距。) |
| Xenobiotic
/ˌzenəbaɪˈɒtɪk/ |
外源性物質；異生物質 | The liver plays a crucial role in metabolizing xenobiotic compounds.
(肝臟在代謝外源性物質方面發揮關鍵作用。) |
| Xylitol
/ˈzaɪlɪtɒl/ |
木糖醇（甜味劑） | Sugar-free gum often contains xylitol as a natural sweetener.
(無糖口香糖通常含有木糖醇作為天然甜味劑。) |
| X-height
/ˈeks haɪt/ |
X 字高（字體設計術語） | Typographers carefully consider the x-height when designing readable fonts.
(字體設計師在設計易讀字體時會仔細考慮 X 字高。) |
| Xanthosis
/zænˈθəʊsɪs/ |
黃變病；黃色症 | Xanthosis can sometimes indicate underlying metabolic disorders requiring medical attention.
(黃變病有時可能表示需要醫療關注的潛在代謝疾病。) |
| Xerophilous
/zɪəˈrɒfɪləs/ |
耐旱的；適應乾旱的 | Xerophilous plants have evolved special adaptations to survive in desert climates.
(耐旱植物已進化出特殊適應機制以在沙漠氣候中生存。) |
| Xenogenesis
/ˌzenəʊˈdʒenəsɪs/ |
異種生殖；世代交替 | Some organisms exhibit xenogenesis with distinct reproductive cycles.
(某些生物表現出具有明顯生殖週期的異種生殖現象。) |
| X-disease
/ˈeks dɪˌziːz/ |
X 病（植物病害） | Peach trees affected by x-disease show characteristic leaf discoloration and stunted growth.
(受 X 病影響的桃樹顯示出特徵性的葉片變色和生長遲緩。) |
| X-factor
/ˈeks ˌfæktər/ |
X 因素；特殊才能或品質 | The young singer has that special X-factor that captivates audiences around the world.
(這位年輕歌手擁有那種特別的 X 因素，吸引著全世界的觀眾。) |
| Xanadu
/ˈzænəduː/ |
世外桃源 | The wealthy businessman built his own xanadu in the mountains away from city noise.
(這位富商在遠離城市噪音的山區建造了自己的世外桃源。) |
| Xenocryst
/ˈziːnəkrɪst/ |
外來晶體 | The geologist identified a xenocryst in the rock sample that originated from deeper layers.
(地質學家在岩石樣本中識別出一種來自更深層的外來晶體。) |
| Xiphoid
/ˈzɪfɔɪd/ |
劍突 | The xiphoid process is the smallest part of the human sternum, located at the bottom.
(劍突是人類胸骨的最小部分，位於底部。) |
| Xanthin
/ˈzænθɪn/ |
黃質 | Xanthin contributes to the yellow pigmentation found in some plants and animal tissues.
(黃質是一些植物和動物組織中黃色色素的成分。) |
| Xenon lamp
/ˈziːnɒn læmp/ |
氙燈 | The cinema uses powerful xenon lamps in their projectors for brighter, clearer images.
(電影院在投影機中使用強力氙燈，以獲得更明亮、更清晰的圖像。) |
| Xenology
/ziːˈnɒlədʒi/ |
外星生物學 | Scientists specializing in xenology attempt to understand possible forms of alien life.
(專門研究外星生物學的科學家嘗試理解可能的外星生命形式。) |
| X-coordinate
/ˈeks kəʊˈɔːdɪnət/ |
X 座標 | To locate the exact position of the point, we need both its x-coordinate and y-coordinate.
(要確定點的確切位置，我們需要它的 X 座標和 Y 座標。) |
| Xenolinguistics
/ˌziːnəʊlɪŋˈɡwɪstɪks/ |
外星語言學 | Xenolinguistics appears in science fiction as the study of alien language structures.
(外星語言學在科幻小說中出現，作為研究外星語言結構的學科。) |
| Xiphias
/ˈzɪfiəs/ |
劍魚屬 | The xiphias gladius, commonly known as swordfish, is a popular delicacy in many cuisines.
(劍魚，常被稱為旗魚，是許多菜系中受歡迎的美食。) |
| X Games
/ˈeks ɡeɪmz/ |
X 運動會（極限運動比賽） | Professional skateboarders compete annually in the X Games to showcase their skills.
(專業滑板運動員每年在 X 運動會上競爭，展示他們的技能。) |
| Xanthein
/ˈzænθiɪn/ |
黃色素 | Xanthein is one of several pigments responsible for bright yellow colors in flowers.
(黃色素是花朵中明亮黃色的幾種色素之一。) |
| Xyster
/ˈzɪstər/ |
外科刮除器 | The surgeon carefully used the xyster to remove damaged tissue during the operation.
(外科醫生在手術過程中小心地使用刮除器去除受損組織。) |
| Xystus
/ˈzɪstəs/ |
古希臘的長廊 | In ancient Greece, the xystus was where athletes would train during unfavorable weather.
(在古希臘，長廊是運動員在惡劣天氣下訓練的地方。) |
| Xeroradiography
/ˌzɪrəʊˌreɪdiˈɒɡrəfi/ |
乾式放射照相術 | Xeroradiography was once commonly used for breast cancer detection before newer techniques.
(在出現更新技術之前，乾式放射照相術曾經常用於乳腺癌檢測。) |
| Xesturgy
/ˈzɛstɜrdʒi/ |
磨光；拋光 | Ancient craftsmen practiced xesturgy to polish metal ornaments to perfection.
(古代工匠會對金屬飾品進行拋光處理以達到完美。) |
| Xiphisternum
/ˌzɪfɪˈstɜːnəm/ |
劍突（胸骨下端） | The xiphisternum can be felt at the lower end of the sternum during physical examination.
(胸骨最下端的劍突可以在體檢時被觸及。) |
| Xanthate
/ˈzænθeɪt/ |
黃原酸鹽 | Xanthate is often used in the mining industry to separate minerals during ore processing.
(黃原酸鹽常被用於礦業中的礦物分離過程。) |
| Xanthopsia
/zænˈθɒpsiə/ |
黃視症 | Xanthopsia sometimes occurs due to certain medications’ side effects on visual perception.
(某些藥物副作用對視覺感知的影響可能導致黃視症。) |
| Xylophagy
/zaɪˈlɒfədʒi/ |
食木性（如白蟻的行為） | Termites exhibit xylophagy when they consume wooden structures in buildings.
(白蟻在啃食建築物木製結構時展現了食木行為。) |
| Xeranthemum
/zɪˈrænθɪməm/ |
乾花菊屬植物 | The xeranthemum retains its color even after drying completely in arrangements.
(乾花菊在完全乾燥後仍能保持顏色用於插花。) |
| Xiphodont
/ˈzɪfəʊdɒnt/ |
劍形齒動物（古生物學） | Fossils of xiphodont species were discovered in that rocky valley by paleontologists.
(在那處多岩石的山谷，古生物學家發現了劍形齒動物的化石。) |
| Xylographer
/zaɪˈlɒɡrəfər/ |
木刻版畫家 | The xylographer carefully carved intricate patterns into the woodblock for printing.
(木刻版畫家細心地在木板上雕刻複雜圖案以供印刷。) |
| Xerophyta
/zɪˈrɒfɪtə/ |
旱生植物屬名 | Xerophyta species can endure long periods of extreme drought without water.
(旱生植物屬能忍受長時間的極度乾旱環境而無需水分。) |
| Xoanon
/ˈzoʊənɒn/ |
古希臘木雕神像 | Archaeologists discovered a well-preserved xoanon from an ancient Greek temple dedicated to Athena.
(考古學家在一座供奉雅典娜的古希臘神廟中發現了一尊保完好的木雕神像。) |
| X-men
/ˈeks men/ |
X 戰警（漫畫和電影系列） | The latest X-men movie explores the origins of these fictional mutant superheroes in great detail.
(最新的 X 戰警電影詳細探討了這些虛構變種超級英雄的起源。) |
II. 以 X 開頭的英文動詞列表
以 ‘X’ 開頭的動詞在英文中極為稀少，多數為名詞的動詞化形式或具有特定專業含義，主要出現在技術、醫學或商業語境中。
| X 開頭的英文單字 | 意思 | 例子 |
| X-ray
/ˈeks reɪ/ |
照 X 光；用 X 射線檢查 | The radiologist will x-ray your chest to check for any abnormalities.
(放射科醫生會為你的胸部照 X 光以檢查是否有任何異常。) |
| Xerox
/ˈzɪərɒks/ |
影印；複印 | Could you xerox these documents before the meeting starts?
(你能在會議開始前影印這些文件嗎？) |
| Xerograph
/ˈzɪrəɡrɑːf/ |
用靜電複印 | The secretary needed to xerograph several copies of the contract for all partners.
(秘書需要為所有合作夥伴靜電複印幾份合同副本。) |
| Xenotransplant
/ˌziːnəʊˈtrænsplɑːnt/ |
進行異種移植 | Researchers hope to xenotransplant specially modified pig organs into human patients someday.
(研究人員希望有朝一日能將經過特殊改造的豬器官移植到人類患者體內。) |
| X-out
/ˈeks aʊt/ |
劃掉；刪除 | The editor asked me to x-out any irrelevant information from the final draft.
(編輯要求我從最終草稿中刪除任何不相關的資訊。) |
| Xeriscape
/ˈzɪrɪskeɪp/ |
進行節水園藝 | Many homeowners in drought-prone areas choose to xeriscape their gardens to conserve water.
(許多乾旱多發地區的房主選擇對其花園進行節水園藝，以節約用水。) |
| Xylograph
/ˈzaɪləɡrɑːf/ |
進行木刻印刷 | Artists in the workshop learned to xylograph intricate designs onto wooden blocks.
(工作坊中的藝術家學習將精細的設計木刻印刷到木塊上。) |
| X-irradiate
/ˈeks ɪˈreɪdieɪt/ |
用 X 射線照射 | Scientists x-irradiate samples to study radiation effects on cellular structures.
(科學家用 X 射線照射樣本以研究輻射對細胞結構的影響。) |
| Xeroxed
/ˈzɪərɒkst/ |
已影印；已複印（過去式） | She xeroxed the contract and distributed copies to all participants.
(她影印了合約並分發給所有參與者。) |
| Xerox-copy
/ˈzɪrɒks ˈkɒpi/ |
複印 | Please xerox-copy this report for everyone attending tomorrow’s board meeting.
(請為參加明天董事會會議的每個人複印這份報告。) |
| X-reference
/ˈeks ˈrefrəns/ |
交叉參考 | Librarians x-reference related topics to help researchers find all relevant materials.
(圖書館員交叉參考相關主題，以幫助研究人員找到所有相關資料。) |
| Xanthate
/ˈzænθeɪt/ |
使成為黃酸鹽 | Mining companies xanthate certain minerals during the ore flotation process.
(礦業公司在礦石浮選過程中使某些礦物成為黃酸鹽。) |
| Xenodiagnose
/ˌziːnəʊˈdaɪəɡnəʊz/ |
用異種生物診斷 | Doctors occasionally xenodiagnose certain parasitic infections using specific techniques.
(醫生偶爾使用特定技術用異種生物診斷某些寄生蟲感染。) |
| X-port
/ˈeks pɔːrt/ |
通過 X 端口輸出 | Technicians must x-port the data to the newer system before the upgrade deadline.
(技術人員必須在升級期限前通過 X 端口將數據輸出到較新的系統。) |
| Xylophonize
/ˈzaɪləfənaɪz/ |
演奏木琴 | The talented musician can xylophonize complex melodies that captivate the audience.
(這位有才華的音樂家可以演奏木琴演奏複雜的旋律，吸引觀眾。) |
| X-link
/ˈeks lɪŋk/ |
交聯 | Scientists x-link polymer chains to create stronger and more durable materials.
(科學家交聯聚合物鏈，創造更強韌和更耐用的材料。) |
| Xylotomize
/zaɪˈlɒtəmaɪz/ |
切割木材 | Skilled craftsmen xylotomize with precision to create beautiful furniture pieces.
(熟練的工匠精確地切割木材，創造出美麗的家具作品。) |
| Xeroxing
/ˈzɪərɒksɪŋ/ |
正在影印（現在分詞） | The secretary is xeroxing the report for tomorrow’s presentation.
(秘書正在為明天的報告影印文件。) |
| X-radiate
/ˈeks ˈreɪdieɪt/ |
發出 X 射線；照射 X 光 | The machine can x-radiate materials to detect internal defects.
(這台機器可以照射 X 光來檢測材料內部缺陷。) |
| Xylographed
/ˈzaɪləɡrɑːft/ |
已木版印刷（過去式） | The historical text was xylographed using traditional woodblock techniques.
(這本歷史文獻使用傳統木版技術印刷。) |
| X-rayed
/ˈeks reɪd/ |
已照 X 光（過去式） | The luggage was x-rayed at security before boarding the flight.
(行李在登機前經過安檢 X 光掃描。) |
| X-ing
/ˈeksɪŋ/ |
劃叉；做記號 | The teacher is x-ing incorrect answers on the test papers.
(老師正在測驗卷上為錯誤答案劃叉。) |
| Xeroxes
/ˈzɪərɒksɪz/ |
影印（第三人稱單數） | He xeroxes important documents for archival purposes.
(他為存檔目的影印重要文件。) |
| X-radiated
/ˈeks ˈreɪdieɪtɪd/ |
已用 X 射線照射（過去式） | The tumor was x-radiated as part of the cancer treatment protocol.
(作為癌症治療方案的一部分，腫瘤接受了 X 射線照射。) |
| Xylographing
/ˈzaɪləɡrɑːfɪŋ/ |
正在木版印刷（現在分詞） | The craftsman is xylographing illustrations for a traditional book.
(工匠正在為傳統書籍製作木版印刷插圖。) |
| X-marks
/ˈeks mɑːks/ |
標記 X；做記號 | The surveyor x-marks the boundary points on the property map.
(測量員在地產圖上標記邊界點。) |
| Xenomate
/ˈziːnəʊmeɪt/ |
與外來物種交配 | Under certain conditions, closely related species may xenomate and produce hybrid offspring.
(在某些條件下，密切相關的物種可能與外來物種交配並產生雜交後代。) |
| Xerophilize
/zɪˈrɒfɪlaɪz/ |
使適應乾燥環境 | Plants xerophilize over generations to thrive in increasingly arid climates.
(植物經過幾代使適應乾燥環境，以在日益乾旱的氣候中茁壯成長。) |
| Xenomorphize
/ˌziːnəʊˈmɔːfaɪz/ |
轉變為外來形態 | Artists often xenomorphize familiar objects to create striking visual effects.
(藝術家經常將熟悉的物體轉變為外來形態，以創造引人注目的視覺效果。) |
III. 以 X 開頭的英文形容詞列表
以 ‘X’ 開頭的形容詞在英文中並不常見，多數源於希臘詞根或學術用語，主要用於描述科學、醫學或專業領域的特定特性。
| X 開頭的英文單字 | 意思 | 例子 |
| Xenophobic
/ˌzenəˈfəʊbɪk/ |
仇外的；排外的 | The xenophobic attitudes in some communities hinder cultural integration efforts.
(某些社區的仇外態度阻礙了文化融合工作。) |
| Xeric
/ˈzerɪk/ |
乾燥的；缺水的 | Xeric landscapes require drought-resistant plants for sustainable landscaping.
(乾燥地貌需要耐旱植物來進行永續景觀設計。) |
| Xenial
/ˈziːniəl/ |
好客的；對客人親切的 | The xenial host ensured that every guest felt welcomed and comfortable.
(好客的主人確保每位客人都感到受歡迎和舒適。) |
| Xanthic
/ˈzænθɪk/ |
黃色的；淡黃色的 | The xanthic hues in the painting created a warm and inviting atmosphere.
(畫作中的黃色色調營造出溫暖而吸引人的氛圍。) |
| Xerographic
/ˌzɪərəˈɡræfɪk/ |
靜電複印的；影印的 | Modern offices rely on xerographic technology for document reproduction.
(現代辦公室依賴靜電複印技術來複製文件。) |
| Xenogeneic
/ˌzenəʊdʒəˈniːɪk/ |
異種的；來自不同物種的 | Xenogeneic transplants present unique immunological challenges for medical researchers.
(異種移植為醫學研究人員帶來獨特的免疫學挑戰。) |
| Xerophilous
/zɪəˈrɒfɪləs/ |
耐旱的；喜乾燥的 | Xerophilous organisms thrive in environments with minimal water availability.
(耐旱生物在水分極少的環境中茁壯成長。) |
| X-rated
/ˈeks ˈreɪtɪd/ |
限制級的；成人級的 | The x-rated film is restricted to audiences above eighteen years old.
(這部限制級電影僅限十八歲以上觀眾觀看。) |
| Xanthous
/ˈzænθəs/ |
黃色的；黃膚色的 | The xanthous pigmentation is characteristic of certain ethnic groups.
(黃色膚色色素沉著是某些族群的特徵。) |
| Xerothermic
/ˌzɪərəʊˈθɜːmɪk/ |
乾熱的；高溫乾燥的 | Xerothermic conditions during summer months affect agricultural productivity.
(夏季的乾熱條件影響農業生產力。) |
| Xenobiotic
/ˌzenəbaɪˈɒtɪk/ |
外源性的；非生物體天然產生的 | Xenobiotic substances require specialized metabolic pathways for detoxification.
(外源性物質需要特殊的代謝途徑來解毒。) |
| Xeromorphic
/ˌzɪərəˈmɔːfɪk/ |
旱生結構的；適應乾旱的 | Xeromorphic features help plants conserve water in arid climates.
(旱生結構特徵幫助植物在乾旱氣候中保存水分。) |
| Xanthochromic
/ˌzænθəˈkrəʊmɪk/ |
黃色的；呈黃色的（醫學用語） | The xanthochromic cerebrospinal fluid indicated a possible subarachnoid hemorrhage.
(黃色腦脊液表明可能有蛛網膜下腔出血。) |
| X-linked
/ˈeks lɪŋkt/ |
X 染色體連鎖的；伴性遺傳的 | Color blindness is a common x-linked genetic condition affecting males predominantly.
(色盲是一種常見的 X 染色體連鎖遺傳疾病，主要影響男性。) |
| Xerotic
/zɪəˈrɒtɪk/ |
乾燥的；乾性的（醫學用語） | Xerotic skin conditions require intensive moisturizing treatment regimens.
(乾性皮膚狀況需要密集保濕治療方案。) |
| Xenotropic
/ˌzenəˈtrɒpɪk/ |
異種性的；只感染異種的（病毒學） | Xenotropic viruses can only replicate in cells from different species.
(異種性病毒只能在來自不同物種的細胞中複製。) |
| Xanthomatous
/zænˈθɒmətəs/ |
黃色瘤的；與黃色瘤相關的 | The xanthomatous deposits were visible on the patient’s eyelids during examination.
(檢查時可見患者眼瞼上的黃色瘤沉積物。) |
| Xerophytic
/ˌzɪərəˈfɪtɪk/ |
旱生植物的；耐旱的 | Xerophytic vegetation dominates regions with prolonged drought periods.
(旱生植物在長期乾旱地區佔主導地位。) |
| X-shaped
/ˈeks ʃeɪpt/ |
X 形的；交叉形的 | The x-shaped support beams provide structural stability to the building.
(X 形支撐樑為建築物提供結構穩定性。) |
| Xenodiagnostic
/ˌzenəʊˌdaɪəɡˈnɒstɪk/ |
異體診斷的；利用生物體診斷的 | Xenodiagnostic techniques involve using living organisms to detect pathogens.
(異體診斷技術涉及使用活生物體來檢測病原體。) |
| Xanthochroid
/ˈzænθəkrɔɪd/ |
淺色膚髮的；黃白種的 | Anthropologists use xanthochroid to describe certain physical characteristics.
(人類學家使用淺色膚髮術語來描述某些身體特徵。) |
| Xyloid
/ˈzaɪlɔɪd/ |
木質的 | The furniture had a xyloid texture that felt rough to the touch.
(那件家具具有木質的表面觸感，相當粗糙。) |
| Xenolithic
/ˌziːnəˈlɪθɪk/ |
含有捕獲岩的（地質） | The xenolithic layer in the rock formation revealed volcanic activity.
(岩層中的捕獲岩層顯示出火山活動的痕跡。) |
| Xanthophyllous
/ˌzænθəˈfɪləs/ |
富含葉黃素的 | The xanthophyllous parts of the leaf absorb certain light wavelengths.
(葉子中富含葉黃素的部分能吸收特定的光波長。) |
| Xiphoid
/ˈzaɪfɔɪd/ |
劍狀的；尖狀的 | The xiphoid structure of certain fossils fascinated the paleontologists.
(某些化石的劍狀構造讓古生物學家感到十分著迷。) |
| Xanthophanic
/ˌzænθəˈfænɪk/ |
帶有黃色調或黃斑的 | Xanthophanic patterns appeared on the frog’s skin after metamorphosis.
(那隻青蛙變態後皮膚上出現黃色斑紋。) |
| Xenomorphic
/ˌziːnəʊˈmɔːfɪk/ |
異形的；外來形狀的 | The xenomorphic crystals in this rock do not conform to typical patterns.
(這種岩石中的異形結晶並不符合典型的結構模式。) |
| Xenic
/ˈziːnɪk/ |
與陌生或外國環境有關的 | The xenic influences on local cuisine created a wonderful fusion of flavors.
(外來文化對當地料理的影響，帶來了絕妙的風味融合。) |
| Xylographic
/ˌzaɪləˈɡræfɪk/ |
木刻版畫的 | The xylographic style of this artwork showcases delicate carving skills.
(這件作品的木刻版畫風格展現了細緻的雕刻技巧。) |
| Xanthophilous
/zænˈθɒfɪləs/ |
喜愛黃色的 | The xanthophilous artist preferred to use bright, sunny palettes.
(那位喜愛黃色的藝術家偏好使用明亮、有如陽光般的色調。) |
| X-chromosomal
/ˈɛkskroʊˌmoʊsəməl/ |
與 X 染色體有關的 | X-chromosomal traits may affect inheritable conditions in offspring.
(與 X 染色體相關的特徵可能影響後代可遺傳的疾病。) |
| Xenodochial
/ˌziːnəʊˈdoʊkiəl/ |
好客的；樂於接待陌生人的 | The city’s xenodochial spirit was evident during the cultural festival.
(城市在文化節期間展現出好客的精神。) |
| Xanthene
/ˈzænθiːn/ |
與三苯甲烷染料相關的（化學領域） | Xanthene dyes add a vibrant fluorescence in laboratory experiments.
(三苯甲烷染料在實驗中可呈現鮮豔的螢光效果。) |
| Xiphoidal
/zaɪˈfɔɪdəl/ |
劍突形的 | Scientists studied the xiphoidal formation in prehistoric skeletons.
(科學家研究了史前骨骼中的劍突形構造。) |
| Xenological
/ˌziːnəʊˈlɒdʒɪkəl/ |
與外星或外來事物研究有關的（科幻領域） | Xenological discoveries intrigue many scientists and writers alike.
(關於外星或外來事物的研究發現讓許多科學家與作家都非常著迷。) |
| Xanthographic
/ˌzænθəˈɡræfɪk/ |
與黃底印刷或黃色圖像相關的 | The xanthographic design highlighted the brand’s name with bright color.
(那個黃底印刷的設計用明亮顏色突顯品牌名稱。) |
| Xenochemical
/ˌziːnəʊˈkɛmɪkəl/ |
外來化學物質的 | Xenochemical compounds must be tested rigorously before production.
(對外來化學物質在量產前必須進行嚴格測試。) |
| Xeriscaped
/ˈzɪərɪskeɪpt/ |
經過乾景造園的 | The xeriscaped garden needed almost no irrigation throughout the year.
(這座經過乾景造園的花園幾乎全年都不需灌溉。) |
| Xenoreactive
/ˌziːnəʊriˈæktɪv/ |
對外來物質產生反應的（免疫學） | Xenoreactive antibodies might lead to organ rejection after transplantation.
(對外來物質產生反應的抗體可能導致移植後的器官排斥。) |
IV. 以 X 開頭的英文副詞列表
以 ‘X’ 開頭的英文副詞極為罕見，大多數是從形容詞派生而來（如添加 ‘-ly’ 結尾），且主要用於學術或高度專業化的語境，不屬於日常常用詞彙。這些副詞多用於描述行為方式或特定情境下的狀態。
| X 開頭的英文單字 | 意思 | 例子 |
| Xenophobically
/ˌzenəˈfəʊbɪkli/ |
以仇外方式；帶有排外心理地 | The policy was criticized for being xenophobically motivated against immigrant communities.
(該政策因對移民社區帶有仇外動機而受到批評。) |
| Xerographically
/ˌzɪərəˈɡræfɪkli/ |
以靜電複印方式；用影印術地 | Documents can be reproduced xerographically with high precision and speed.
(文件可以用靜電複印方式以高精度和速度複製。) |
| Xenially
/ˈziːniəli/ |
以好客方式；親切地 | The family welcomed their guests xenially with traditional hospitality customs.
(這家人以傳統待客習俗親切地歡迎客人。) |
| Xerically
/ˈzerɪkli/ |
以乾燥方式；在缺水條件下 | Plants adapted xerically can survive extended periods without rainfall.
(在乾燥條件下適應的植物可以在長時間無降雨的情況下生存。) |
| Xanthically
/ˈzænθɪkli/ |
以黃色方式；呈黃色地 | The solution changed xanthically when exposed to certain chemical reagents.
(溶液在接觸某些化學試劑時呈黃色變化。) |
| Xerophytically
/ˌzɪərəˈfɪtɪkli/ |
以旱生方式；如耐旱植物般地 | Cacti grow xerophytically by storing water in their thick stems.
(仙人掌以旱生方式生長，在其厚莖中儲存水分。) |
| Xenogenically
/ˌzenəʊˈdʒenɪkli/ |
以異種方式；來自不同物種地 | The tissue samples differed xenogenically from the host organism.
(組織樣本與宿主生物體在異種方面有所不同。) |
| Xeromorphically
/ˌzɪərəˈmɔːfɪkli/ |
以旱生結構方式；具乾旱適應特徵地 | Desert plants are structured xeromorphically to minimize water loss.
(沙漠植物以旱生結構方式構建以減少水分流失。) |
| X-wise
/ˈeks waɪz/ |
在 X 方向上；沿 X 軸地 | The data points should be plotted x-wise across the graph.
(數據點應該沿 X 軸在圖表上繪製。) |
| Xerotically
/zɪəˈrɒtɪkli/ |
以乾燥方式；乾性地（醫學） | The skin reacted xerotically to the harsh environmental conditions.
(皮膚對惡劣環境條件產生乾性反應。) |
| Xanthously
/ˈzænθəsli/ |
以黃色方式；呈黃膚色地 | The specimen appeared xanthously under microscopic examination.
(標本在顯微鏡檢查下呈現黃色。) |
| Xenobiotically
/ˌzenəbaɪˈɒtɪkli/ |
以外源性方式；作為異生物質地 | The compound acts xenobiotically within the biological system.
(該化合物在生物系統中以外源性方式作用。) |
| Xanthophyllously
/ˌzænθəˈfɪləsli/ |
帶有葉黃素地 | The leaves changed color xanthophyllously under prolonged sunlight.
(這些葉子在長時間陽光照射下逐漸帶有葉黃素色澤。) |
| Xenographically
/ˌziːnəˈɡræfɪkli/ |
以描繪外來事物的方式 | The author xenographically detailed the customs of remote villages.
(那位作者以描繪外來事物的方式詳細記錄了偏遠村落的風俗。) |
| Xanthophanically
/zænθəˈfænɪkli/ |
帶有黃色斑紋地 | The salamander was xanthophanically marked across its back.
(那隻蠑螈的背部帶有黃色斑紋。) |
| Xenomorphically
/ˌziːnəʊˈmɔːfɪkli/ |
以異形方式地 | The sculpture xenomorphically combined parts of different creatures.
(那件雕塑以異形方式結合了不同生物的部分。) |
| Xyloidally
/zaɪˈlɔɪdəli/ |
木質地 | The carvings were xyloidally refined to show realistic textures.
(這些雕刻在木質地方面非常精緻，展現了逼真的紋理。) |
| Xerophilically
/ˌzɪərəˈfɪlɪkli/ |
喜乾環境地 | The seeds germinated xerophilically, thriving in the absence of moisture.
(這些種子在缺乏水分的環境中依然喜乾地發芽。) |
| Xylographically
/ˌzaɪləˈɡræfɪkli/ |
以木刻方式 | The images were xylographically produced on a traditional press.
(這些圖像以木刻方式在傳統印刷機上製作。) |
| Xenomatically
/ˌziːnəʊˈmætɪkli/ |
以外來或陌生方式運作地 | The system behaved xenomatically, not following any known protocol.
(該系統以陌生的方式運作，並不遵循任何已知協定。) |
V. 鞏固 X 系列詞彙學習成效
完成詞彙學習後，透過實際練習能有效鞏固記憶並檢視學習成果。本節設計兩類互動練習，幫助你測試並深化對 X 開頭的英文單字的理解與應用能力，從詞義配對到情境填空，循序漸進地提升詞彙掌握度。
1. 練習一：意義配對
請將左欄的 X 單字與右欄的正確繁體中文解釋進行配對：
| 單字 | 解釋 |
| Xylophone | 仇外心理；排外 |
| Xenophobia | 木琴 |
| Xerox | 影印本；複印 |
| Xeric | 乾燥的；缺水的 |
| Xylem | 木質部（植物組織） |
| Xenial | 好客的；對客人親切的 |
| X-ray | 射線 |
| Xanthic | 黃色的；淡黃色的 |
答案： 1-B, 2-A, 3-C, 4-D, 5-E, 6-F, 7-G, 8-H
2. 練習二：挑戰填空
請根據句子語境，填入最適合的 X 英文單字：
- The doctor ordered an __________ to check if the bone was fractured.
- Plants that can survive in desert climates are called __________ plants.
- The child learned to play a simple tune on the __________ during music class.
- Please __________ this document so everyone has a copy for the meeting.
- Rising __________ in society creates barriers to cultural understanding and integration.
- Water and minerals travel through the __________ tissue from roots to leaves in plants.
- The __________ host prepared a lavish feast to welcome guests from abroad.
- The autumn leaves displayed beautiful __________ pigmentation as they changed color.
答案：
- X-ray
- xerophytic / xeric
- xylophone
- xerox
- xenophobia
- xylem
- xenial
- xanthic
結論
透過本篇文章的學習，你已全面掌握了多個實用又獨特的 X 開頭的英文單字，不僅了解其意思與用法，還能在閱讀與寫作中靈活運用。詞彙的積累是英語實力提升的基石，而這些少見但關鍵的單字，正是讓你的英文更顯專業與深度的秘密武器。
若你想持續拓展詞彙量、精進發音與語感，歡迎追蹤 IELTSTongXue，一起以系統化的學習資源與實戰導向的訓練，開啟更高階的英語學習之旅。
