antiperistaltic

Founding-era definition · Webster's 1828 American Dictionary

ANTIPERISTAL'TIC, adjective [See Peristaltic.] Opposed to peristaltic; retroverted, as in vomiting; as, the antiperistaltic motion of the intestines.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI

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