English Words Starting With X

• xylitol

  nounC1
  /ˈzaɪ.lɪ.tɒl/A sugar alcohol derived primarily from birch wood or other plant materials, used as a low-calorie sweetener.
• xylocarp

  nounC2+ (Extremely Rare / Technical)
  /ˈzʌɪlə(ʊ)kɑːp/A hard, woody fruit.
• xylograph

  nounverbVery rare / Technical / Historical
  /ˈzaɪ.lə.ɡrɑːf/A printed impression from a wooden block.
• xylography

  nounVery Low (C2+)
  /zaɪˈlɒɡ.rə.fi/The art or technique of wood engraving; the process of printing from wood blocks.
• xylol

  nounVery Low (Specialist/Technical)
  /ˈzaɪlɒl/A colourless liquid hydrocarbon solvent, a dimethylbenzene isomer mixture, also known as xylene.
• xylophage

  nounC1/C2 (Low frequency, specialized technical term)
  /ˈzaɪlə(ʊ)feɪdʒ/An organism (especially an insect, mollusk, or fungus) that feeds on or bores into wood.
• xylophone

  nounB2
  /ˈzaɪ.lə.fəʊn/A musical instrument consisting of a row of wooden bars of different lengths that you hit with small wooden hammers.
• xylorimba

  nounRare
  /ˌzaɪ.ləʊˈrɪm.bə/A large musical instrument, a hybrid of the xylophone and the marimba, with an extended range.
• xylose

  nounC2
  /ˈzaɪ.ləʊs/A pentose sugar (C₅H₁₀O₅) derived from woody plant materials.
• xylostroma

  nounVery rare (technical/scientific term)
  /ˌzaɪ.ləʊˈstrəʊ.mə/A genus of fungi, specifically crust fungi that form stromata on wood.
• xylotomy

  nounC2
  /zaɪˈlɒtəmi/The preparation of sections of wood for microscopic examination, especially by cutting thin slices.
• xylyl

  nounC2
  /ˈzaɪlɪl/The univalent radical C8H9, derived from xylene by removal of a hydrogen atom; a functional group consisting of a dimethylbenzene structure attached to another atom or molecule.
• xyst

  nounExtremely Rare / Archaic
  /zɪst/A covered portico or walkway, especially one in an ancient Greek or Roman gymnasium, used for athletic exercises.
• xyster

  nounVery low
  /ˈzɪstə/A surgical instrument for scraping bones.
• xystum

  nounRare
  /ˈzɪstəm/A long, covered portico or promenade used for athletic exercises in ancient Greece.
• xystus

  nounVery Low (Extremely Rare)
  /ˈzɪstəs/In ancient Greece and Rome, a covered portico or open colonnade used for athletic exercises and training, especially in winter.
• xystus i

  nounRare/Technical
  /ˈzɪstəs/A long, covered portico or hall in ancient Greek architecture, used by athletes for exercise, particularly in winter or bad weather.

Showing 141–157 of 157 words.