|trī, |tri+ adjective
Etymology: probably from (assumed) New Latin trisyllabicus, from Latin trisyllabus of three syllables, trisyllabic (from Greek trisyllabos, from tri- three + syllabē syllable) + -icus -ic — more at tri- , syllable
: of or relating to a trisyllable : having three syllables
a trisyllabic word
• tri·syllabically “+ adverb