adj. 1 completing; forming a complement. 2 (of two or more things) complementing each other. complementary angle either of two angles making up 90ø. complementary colour a colour that combined with a given colour makes white or black. complementarily adv. complementariness n.
COMPLEMENTARY
Meaning of COMPLEMENTARY in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012