Is “Complementarity” a Scrabble word?
Yes
COMPLEMENTARITY
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Complementarity
/ˌkɒmpləmɛnˈtæɹɪti/
noun
1.The state or characteristic of being complementary.
2.A semantic relationship between two words wherein negative use of one entails the affirmative of the other with no gradability; the relation of binary antonyms.