verb (expatiat, ing)
- (context, now, rare) To range at large, or without restraint.
- To write or speak at length; to be copious in argument or discussion, to descant.
Etymology: From the participle stem of Latin expatiari, from ex- + spatiari "walk about".
- 2007: "It can't fly," he expatiated. "It can move forward only by hopping." " Clive James, Cultural Amnesia (Picador 2007, p. 847)
- (obsolete) To expand; to spread; to extend; to diffuse; to broaden.
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Full Definition of expatiate