peristalsis [per΄ə stal′sis, per΄əstôl′sis]
pl. peristalses [per΄ə stôl′sēz΄, per΄ə stal′sēz΄] [ModL < Gr peristaltikos < peristellein, to surround, involve < peri-, around + stellein, to place: for IE base see STALK1]
the rhythmic, wavelike motion of the walls of the alimentary canal and certain other hollow organs, consisting of alternate contractions and dilations of transverse and longitudinal muscles that move the contents of the tube onward

English World dictionary. . 2014.

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  • Peristalsis — is the rhythmic contraction of smooth muscles to propel contents through the digestive tract. The word is derived from New Latin and comes from the Greek peristaltikos , peristaltic, from peristellein , to wrap around, and stellein , to place. In …   Wikipedia

  • peristalsis — peristalsis. (Del gr. περίσταλσις). f. Biol. Contracción progresiva, de un extremo a otro, de ciertos órganos tubulares para hacer avanzar su contenido. * * * o peristaltismo Contracciones progresivas ondulantes, de los músculos del esófago, el… …   Enciclopedia Universal

  • peristalsis — f. fisiol.Peristaltismo. Medical Dictionary. 2011 …   Diccionario médico

  • peristalsis — 1859, Mod.L., from Gk. peristalsis, from peristellein, lit. “to send round.” …   Etymology dictionary

  • Peristalsis — Per i*stal sis, n. [NL. See {Peristaltic}.] (Physiol.) Peristaltic contraction or action. [1913 Webster] …   The Collaborative International Dictionary of English

  • peristalsis — (Del gr. περίσταλσις). f. Biol. Contracción progresiva, de un extremo a otro, de ciertos órganos tubulares para hacer avanzar su contenido …   Diccionario de la lengua española

  • peristalsis — ► NOUN ▪ the contraction and relaxation of the muscles of the intestines, creating wave like movements which push the contents of the intestines forward. DERIVATIVES peristaltic adjective. ORIGIN from Greek peristallein wrap around …   English terms dictionary

  • peristalsis — /per euh stawl sis, stal /, n., pl. peristalses / seez/. Physiol. the progressive wave of contraction and relaxation of a tubular muscular system, esp. the alimentary canal, by which the contents are forced through the system. [1855 60; < NL < Gk …   Universalium

  • peristalsis inversa — Peristalsis que impulsa el contenido en sentido contrario al normal. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • peristalsis — noun (plural peristalses) Etymology: New Latin, from Greek peristaltikos peristaltic Date: 1859 successive waves of involuntary contraction passing along the walls of a hollow muscular structure (as the esophagus or intestine) and forcing the… …   New Collegiate Dictionary

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