grey(redirected from Achromatic colors)
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adjective Referring to an older person, usually at or near the age of retirement.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
Turner,George Grey, English surgeon, 1877-1951.
Grey Turner sign - local areas of discoloration about the umbilicus and in the region of the loins, in acute hemorrhagic pancreatitis and other causes of retroperitoneal hemorrhage.
Medical Eponyms © Farlex 2012
A colour said to be achromatic or without hue. It varies in magnitude from white to black. Note: also spelt gray.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann