primary colour for light

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of three primary colors of light from which all colors can be obtained by additive mixing
- the primary colors for light are red, blue, and green
• Syn:
primary color for light
• Hypernyms:
primary color, primary colour
• Hyponyms:
primary subtractive color for light, primary subtractive colour for light