dissyllable

from WordNet (r) 3.0 (2006)

dissyllable
    n 1: a word having two syllables [syn: {disyllable},
         {dissyllable}]

from The Collaborative International Dictionary of English v.0.48

Dissyllable \Dis*syl"la*ble\ (?; 277), n. [F. dissyllabe, L.
   disyllabus, adj., of two syllables, fr. Gr. ?; di- = di`s-
   twice + ? syllable. See {Syllable}.]
   A word of two syllables; as, pa-per.
   [1913 Webster]