octosyllable

(ŏkˈtə-sĭlˌə-bəl)

1. also oc·to·syl·lab·ic (ŏkˌtō-sĭ-lăbˈĭk)
   a. A line of verse containing eight syllables.
   b. A poem having eight syllables in each line.
2. A word of eight syllables.

Related Forms:

• ocˌto·syl·labˈic adjective