Medical Dictionary

sphincter

15 ENTRIES FOUND:

sphincter

noun sphinc·ter \ˈsfiŋ(k)-tər\

Definition of SPHINCTER

:  an annular muscle surrounding and able to contract or close a bodily opening—see anal sphincter, cardiac sphincter, precapillary sphincter, pyloric sphincter
sphinc·ter·al \-t(ə-)rəl\ adjective
February 28, 2015
pontificate Hear it
To speak pompously or dogmatically
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears