Medical Dictionary

primary color

noun

Definition of PRIMARY COLOR

:  any of a set of colors (as red, yellow, and blue or red, green, and blue) from which all other colors may be derived
April 01, 2015
diapause Hear it
a period of physiological dormancy
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears