primary subtractive colour for light is a noun meaning "any of the three colors that give the primary colors for light after subtraction from white light". It carries one recorded sense.
any of the three colors that give the primary colors for light after subtraction from white light
“the primary subtractive colors for light are magenta, cyan, and yellow”
Definitions, synonyms and semantic relations for primary subtractive colour for light come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.