noun Download 🔗Share The target set into which a function is formally defined to map elements of its domain; the set denoted Y in the notation f : X → Y. Examples : "In Mrs. Davison's class, the codomain for the function that assigns letter grades based on percentage scores is the set {A, B, C, D, F}, even if no students actually receive a D or an F. " math function logic Chat with AIVocabulary GamePractice Reading