(Physics) Of or relating to the hypothesis that underlying properties of entities, especially subatomic particles, may manifest themselves in mutually exclusive forms at different times, depending on the conditions of the observation, and that any physical model that describes entities in terms of one form or the other will be incomplete.
Forming or serving as a complement
acting as or providing a complement (something that completes the whole)
Find another word for complemental. In this page you can discover 5 synonyms, antonyms, idiomatic expressions, and related words for complemental, like: complementary, supplemental, agree, part and completing.