(noun, adjective)


1. given to the overuse of long words

- sesquipedalian orators

- this sesquipedalian way of saying one has no money

Similar word(s): pretentious

2. (of words) long and ponderous; having many syllables

- sesquipedalian technical terms

Similar word(s): long, polysyllabic

Sentences with sesquipedalian as an adjective:

- More people know the sesquipedalian word "antidisestablishmentarianism" than know what it means.

- Our dinner guest was so sesquipedalian that no one could understand what he said.


1. a very long word (a foot and a half long)

Definition categories: communication, polysyllable