n.
Pronunciation: ' tr ī - ˌ brak
Function: noun
Etymology: Latin tribrachys, from Greek, having three short syllables, from tri- + brachys short ― more at BRIEF
Date: 1589
: a metrical foot of three short syllables of which two belong to the thesis and one to the arsis
– tri · brach · ic \ tr ī - ' bra-kik \ adjective