metrics met·rics UK/ˈmɛt.ɹɪks/ US/ˈmɛtrɪks/ uncommon noun 1. the study of poetic meter and the art of versification Synonymsprosody Related words Broader terms poetics WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved.