1. Either one of two chromatic colours that when mixed together give white (in the case of lights) or grey (in the case of pigments)
   - complementary color [US], complementary

Derived forms: complementary colours

Type of: chromatic color [US], chromatic colour [Brit, Cdn], spectral color [US], spectral colour [Brit, Cdn]

Encyclopedia: Complementary colour

• Seven Hills of Rome
• seven iron
• seven seas
• Seven Wonders of the Ancient World
• Seven Wonders of the World
• Seven Years' War
• seven-day
• seven-membered
• seven-sided
• seven-spot
• seven-up
• sevener
• sevenfold
• sevens
• sevensome
• seventeen
• seventeen-year locust
• seventeenth
• seventh
• Seventh Avenue
• seventh chord
• seventh cranial nerve
• Seventh Crusade
• seventh heaven
• Seventh-Day Adventism