Word:

Sphincter

Sphinc´ter
n.1.(Anat.) A muscle which surrounds, and by its contraction tends to close, a natural opening; as, the sphincter of the bladder.
a.1.(Anat.) Of, pertaining to, or designating, a sphincter; as, a sphincter muscle.
Noun1.sphincter - a ring of muscle that contracts to close an opening
Pronunciation: (SFINK-tur):

A round muscle that opens and closes to let fluid or other matter pass into or out of an organ. Sphincter muscles keep the bladder closed until it is time to urinate.

O, annular muscle, annulus, areola, aureole, chaplet, circle, circuit, circumference, circus, closed circle, corona, coronet, crown, cycle, diadem, discus, disk, eternal return, fairy ring, garland, glory, halo, lasso, logical circle, loop, looplet, magic circle, noose, orbit, radius, ring, rondelle, round, roundel, saucer, vicious circle, wheel, wreath
Translate Sphincter to German, Translate Sphincter to French
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Spheroidal
Spheroidal state
Spheroidic
Spheroidicity
Spheromere
Spherometer
Spherosiderite
Spherosome
Spherulate
Spherule
Spherulite
Spherulitic
Sphery
Sphex
Sphex fly
Sphigmometer
-- Sphincter --
sphincter ani
sphincter muscle
Sphincter of Oddi
Sphingid
Sphingidae
sphingine
Sphinx
Sphinx baboon
sphinx moth
Sphragide
Sphragistics
Sphrigosis
Sphygmic
Sphygmogram
Sphygmograph
Sphygmographic
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