Definition of achromic in English:

achromic

Line breaks: achro¦mic
Pronunciation: /eɪˈkrəʊmɪk
 
/

adjective

rare
  • Having no colour except black, white, or shades of grey: an achromic area of skin
    More example sentences
    • The lesions consisted of round achromic patches of two to three centimeters in diameter.
    • Her face turned an achromic color, as if she had seen a ghost.
    • An achromic halo was obvious around the primary melanoma.

Origin

mid 18th century: from a-1 + Greek khrōma 'colour'.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space