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

• railway bed
• railway car
• railway carriage
• railway junction
• railway line
• railway locomotive
• railway siding
• railway station
• railway system
• railway track
• railway train
• railway tunnel
• railway yard
• railwayman
• railyard
• raiment
• raimentless
• rain
• rain barrel
• rain buckets
• rain cats and dogs
• rain check
• rain cloud
• rain dance
• rain date