- sphincter as a noun:
- 1
sphincter
noun
1 sphincter
A ring of muscle that contracts to close an opening.
synonyms: anatomical sphincter, sphincter muscle.
Dutch: sfincter, sluitspier
Polish: zwieracz
Moby thesaurus: O, annular muscle, annulus, areola, aureole, chaplet, circle, circuit, circumference, circus, closed circle, corona, coronet, crown, cycle, diadem, discus, disk, eternal return, fairy ring ... show more.
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