What does tmesis mean?
Tmesis is a specialized term in rhetoric and linguistics for the separation of parts that are normally joined together. In a compound word, its elements may be split apart and treated as separate words, sometimes producing emphasis, ambiguity, or humour. The practice can occur in poetry, informal writing, slogans, and older literary texts, where unusual spacing or word division may be conspicuous but deliberate. Tmesis comes from Greek tmēsis, meaning “a cutting,” and describes the rhetorical act of cutting a compound apart. Although the term is uncommon outside dictionaries, literary criticism, and linguistic study, it provides a useful explanation for unusual phrasing and playful disruptions of normal word formation. It also illustrates an interesting tension between grammar and typography: once the elements of a compound are separated, readers must reconstruct the intended word or expression. Recognising tmesis therefore helps distinguish deliberate wordplay from an accidental spacing error or typographical mistake.
nounTmesis is the separation of parts that are normally joined, especially the splitting of a compound word into separate words as a rhetorical device.
- The rhetorical or linguistic separation of parts of a compound word, especially when the separated elements are treated as independent words.
"The editor replaced the verse's tmesis with the ordinary compound spelling."
"The poem's comic effect comes from tmesis, as a compound expression is momentarily broken into separate words."
"The expression “in word” illustrates tmesis by separating the preposition from the noun."
The plural is occasionally used when several instances of the device are being discussed, although the singular is much more common.
"The article discusses several tmesises in compound formation."
Literally meaning “cutting,” tmesis lets a compound split into separate words for emphasis, ambiguity, or comedy.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does tmesis come from?
Tmesis was borrowed from Greek tmēsis, a noun meaning “a cutting,” formed from temnein, “to cut.” Ancient rhetorical tradition used the term for the breaking of a compound expression into its constituent elements. English words such as anatomy, entomology, dichotomy, and atom belong to families ultimately formed from the same Greek root associated with cutting.
How tmesis is actually used
Rare and specialist, with a primarily literary, rhetorical, or linguistic register. It is often used for deliberately archaic, poetic, emphatic, humorous, or playful separation and may signal that an unusual spacing is intentional.
Easily confused with tmesis
Tmesis separates the parts of a compound, whereas metathesis rearranges letters or sounds within a word.