achromatous

American

[ey-kroh-muh-tuhs] / eɪˈkroʊ mə təs /

adjective

without color.
having little or inadequate color; lighter in color than normal.

achromatous British

/ əˈkrəʊmətəs /

adjective

having little or no colour or less than is normal

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of achromatous

achromat(ic) + -ous

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023