n. Anat. a ring of muscle surrounding and serving to guard or close an opening or tube, esp. the anus. sphincteral adj. sphinctered adj. sphincterial adj. sphincteric adj.
[ L f. Gk sphigkter f. sphiggo bind tight ]
SPHINCTER
Meaning of SPHINCTER in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012