English Words Starting With A

• achish

  nounExtremely Low (Appears only in biblical contexts)
  /ˈeɪkɪʃ/A proper noun; the name of a Philistine king of Gath mentioned in the biblical Old Testament.
• achitophel

  nounVery Low (Literary/Historical)
  /əˈkɪtəfɛl/A treacherous or perfidious advisor; a betrayer, especially one in a position of trust.
• achkan

  nounLow (Specialised)
  /ˈɑːtʃkɑːn/A long-sleeved, knee-length coat worn in South Asia, typically buttoned at the front, often worn on formal occasions.
• achlorhydria

  nounVery Low (Technical/Specialist)
  /ˌeɪklɔːˈhaɪdriə/A medical condition characterized by the absence of hydrochloric acid in the gastric secretions.
• acholia

  nounC2/Extremely Low
  /eɪˈkəʊlɪə/A medical condition characterized by a lack or deficiency of bile secretion.
• acholuria

  nounVery Low
  /ˌeɪkəʊˈljʊərɪə/The absence of bile pigments in the urine.
• achondrite

  nounC2
  /eɪˈkɒndraɪt/A stony meteorite that lacks chondrules, the small spherical particles found in most primitive meteorites.
• achondroplasia

  nounLow (Specialist/Technical)
  /eɪˌkɒndrə(ʊ)ˈpleɪzɪə/A genetic bone disorder causing dwarfism due to inhibited cartilage growth in long bones.
• achroite

  nounVery Low (Technical/Gemological)
  /ˈæk.rəʊ.aɪt/A colorless or nearly colorless variety of tourmaline gemstone.
• achromat

  nounC1+
  /ˈæk.rə.mæt/A person who is completely colour-blind; an optical lens that corrects chromatic aberration.
• achromate

  nounVery Low (Technical/Specialist)
  /ˈeɪkrə(ʊ)meɪt/A person who is completely colour-blind; an individual who cannot perceive colour at all.
• achromatic colour

  nounC1
  /ˌæk.rəʊˈmæt.ɪk ˈkʌl.ə/A colour lacking hue; a colour perceived as white, grey, or black.
• achromatic lens

  nounLow (Specialised)
  /ˌakrə(ʊ)ˈmatɪk ˈlɛnz/A lens designed to focus different colors (wavelengths) of light to the same point, thus preventing color fringing or chromatic aberration in images.
• achromatic prism

  nounVery Low / Technical
  /ˌæk.rə(ʊ)ˈmæt.ɪk ˈprɪz.əm/An optical prism designed to disperse light into its component colours while correcting chromatic aberration, minimizing colour distortion.
• achromaticity

  nounC2/Rare
  /ˌeɪkrəʊməˈtɪsɪti/The state or quality of being achromatic; absence of color.
• achromatin

  nounC2
  /eɪˈkrəʊmətɪn/The part of the cell nucleus that does not stain strongly with dyes; it's relatively uncoiled and genetically active during interphase.
• achromatism

  nounVery Low / Technical
  /eɪˈkrəʊmətɪz(ə)m/The property of being achromatic; complete absence of hue or color.
• achromatize

  verbverb-transitiveC2/Rare
  /əˈkrəʊmətaɪz/To remove color; to make achromatic or colorless.
• achromatophil

  adjectivenounVery Low / Obscure
  /eɪˈkrəʊmətə(ʊ)fɪl/A cell, tissue, or substance that is not readily stained by dyes (lacks an affinity for colour).
• achromatophilia

  nounVery Rare (Obscure technical/scientific term)
  /eɪˌkrəʊ.mə.təʊˈfɪl.i.ə/A pathological attraction to or preference for colourless or achromatic objects.

Showing 781–800 of 8734 words.