syllabary UK /ˈsɪləb(ə)ɹi/US /ˈsɪləˌbɛɹi/ noun2 •A writing system where each character represents a complete syllable.It shouldn't be hard to come up with a musical syllabary in which pitches code for vowels and timbres code for consonants. •A table or list of syllabic letters or syllables. formssyllabaries