- metachronismAn error in chronological ordering in which a character or an event is placed at too late a time.
- metacommunicationCommunication or discussion, especially involving academic analysis, about communication itself.
- metalepsisA rhetorical device whereby one word is metonymically substituted for another word which is itself a metonym; more broadly, a metaphor consisting of a series of embedded metonyms or rhetorical substitutions.
- metaphysisThe part of a long bone that grows during development.
- metavanuraliteA triclinic lemon mineral containing aluminum, hydrogen, oxygen, uranium, and vanadium.