What is complementary definition?

The word complementary is used to describe something that completes or adds to something else, making it whole or better. It can refer to a number of things such as colors, angles, or ideas. Complementary colors, for example, are pairs of colors that are opposite each other on the color wheel and create a pleasing contrast when used together. Complementary angles are two angles that add up to 90 degrees. In philosophy, complementary ideas may be seen as two sides of the same coin, each shedding light on something in a different way. Overall, the word complementary suggests that something is mutually reinforcing, enhancing, or completing something else.