Definition of achromatize in English:

achromatize

(also achromatise)

verb

  • with object To make (something, especially a lens) achromatic.

Origin

Early 19th century; earliest use found in Encyclopaedia Metropolitana. From achromat- + -ize.

Pronunciation:

achromatize

/əˈkrəʊmətʌɪz//(ˌ)eɪˈkrəʊmətʌɪz/