a state or system that involves complementary components
2. physics
the principle that the complete description of a phenomenon in microphysics requires the use of two distinct theories that are complementary to each other
See also duality (sense 2)
complementarity in American English
(ˌkɑmpləmɛnˈtɛrəti)
noun
the state or fact of being complementary; necessary interrelationship or correspondence
Examples of 'complementarity' in a sentence
complementarity
It is a joyous celebration of complementarity, and of diversity, too.