Entry 1 sense Webster, 1913 Perispomenon · Per·i·spom·e·non · IPA /ˌpɛɹɪˈspəʊmənɒn/ 01 n. A word which has the circumflex accent on the last syllable. pl. Perispomena ((#)) 1. A word which has the circumflex accent on the last syllable.(Gr. Gram.)