sphincter

sphinc·ter

 (sfĭngk′tər)

n.

A ringlike muscle that normally maintains constriction of a body passage or orifice and that relaxes as required by normal physiological functioning.

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[Late Latin sphinctēr, from Greek sphinktēr, from sphingein, to bind tight.]

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sphinc′ter·al adj.

sphincter

(ˈsfɪŋktə)

n

(Anatomy) anatomy a ring of muscle surrounding the opening of a hollow organ or body and contracting to close it

[C16: from Late Latin, from Greek sphinkter, from sphingein to grip tightly]

ˈsphincteral adj

sphinc•ter

(ˈsfɪŋk tər)

n.

a circular band of voluntary or involuntary muscle that encircles and closes an orifice of the body or one of its hollow organs.

[1570–80; < Late Latin < Greek sphinktḗr=sphing-, base of sphíngein to hold tight + -tēr agent suffix]

sphinc′ter•al, adj.

sphinc·ter

(sfĭngk′tər)

A ring-shaped muscle that encircles an opening or passage in the body. Contraction and relaxation of a sphincter closes and opens the passage.

sphincter

A ring-shaped muscle that contracts to close an orifice.

Thesaurus

Noun

1.

sphincter - a ring of muscle that contracts to close an opening anatomical sphincter, sphincter muscle muscle, musculus - one of the contractile organs of the body physiological sphincter - a sphincter that is not recognizable at autopsy because its resting arrangement cannot be distinguished from adjacent tissue anal sphincter, musculus sphincter ani, sphincter ani - the sphincter muscle of the anus musculus sphincter urethrae, urethral sphincter - a striated sphincter muscle that constricts the urethra bladder sphincter, musculus sphincter vesicae - the sphincter muscle of the urinary bladder; made up of a thickened muscular layer of bladder around the urethral opening musculus sphincter ductus choledochi - the smooth muscle sphincter of the common bile duct musculus sphincter ductus pancreatici - the smooth muscle sphincter of the main pancreatic duct musculus sphincter pupillae, pupillary sphincter - a ring of smooth muscle surrounding the iris musculus sphincter pylori, pyloric sphincter, pyloric valve - the sphincter muscle of the pylorus that separates the stomach from the duodenum

Translations

svěrač

σφιγκτήρας

sulkijalihas

sphincter

sfintere

сфинктер

sphincter

[ˈsfɪŋktəʳ] N → esfínter m

sphincter

[ˈsfɪŋktə^r] n → sphincter m

sphincter

n (Anat) → Schließmuskel m, → Sphinkter m (spec)

sphinc·ter

n. esfínter, músculo circular que abre y cierra un orificio.

sphincter

n esfínter m