Definition of "tribrach" []

• A metrical foot having three short or unstressed syllables. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The two metals have a different coefficient of expansion, and while the feet fitted the tribrach at ordinary temperatures, they were quite loose at temperatures in the region of 20 degrees Fahr. below zero."
• "Another point which appears worth mentioning is the following; The foot – screws were of brass, the tribrach, into which they fitted, was made of aluminium for the sake of lightness."
• "Classical prosody distinguished several other feet, some of which are occasionally mentioned in treatises on English verse: amphibrach ◡ _ ◡, tribrach ◡ ◡ ◡, pyrrhic ◡ ◡, paeon _ ◡ ◡ ◡, choriamb _ ◡ ◡ _."