Definition of polysyllabical in English:

polysyllabical

adjective

  • Polysyllabic.

Origin

Mid 17th century; earliest use found in Thomas Blount (1618–1679), antiquary and lexicographer. From post-classical Latin polysyllabus + -ical.

Pronunciation

polysyllabical

/ˌpɒlɪsɪˈlabɪkl/