a metrical unit with unstressed-stressed-unstressed syllables (e.g., `remember')
source: WordNet 3.0
A foot of three syllables, the middle one long, the first and last short (⌣ -- ⌣); as, hăbēr&ebreve;. In modern prosody the accented syllable takes the place of the long and the unaccented of the short; as, pro-phet\'b6ic.