WordReference Random House Unabridged Dictionary of American English © 2025
ab•lac•tate
(ab lak′tāt),USA pronunciation v.t., -tat•ed, -tat•ing.
ab′lac•ta′tion, n.
- Developmental Biologyto wean.
- Late Latin ablactātus weaned (past participle of ablactāre), equivalent. to ab- ab- + lact- (stem of lac) milk + -ātus -ate1