noun Download 🔗Share A period of three months or about three months; quarter. Examples : "She is in the second trimester of her first pregnancy." time period medicine family Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share One of the terms of an academic year in those learning institutions that divide their teaching in three roughly equal terms, each about three months long. Compare semester. Examples : "The school operates on a trimester schedule." education time Chat with AIVocabulary GamePractice Reading