sphincter
Longman Dictionary of Contemporary English 5++LDOCE 5++sphinc·ter /ˈsfɪŋktə $ -ər/ noun [countable] medical HBHa muscle that surrounds an opening in your body, and can become tight in order to close the opening 括约肌
Examples from the Corpus
sphincter• the anal sphincter• The sphincters become leaky, and the urine overflows.• Thus it should not be assumed that older patients with ulcerative colitis have weaker sphincters than younger patients.Origin sphincter (1500-1600) Late Latin Greek, from sphingein “to tie tightly”sphinc·ter nounChineseSyllable
muscle body, that in Corpus and an opening surrounds your a
sphincter
sphinc‧ter /ˈsfɪŋktə $ -ər/
noun [countable] medical
sphinc‧ter /ˈsfɪŋktə $ -ər/
noun [countable] medical Date: 1500-1600
Language: Late Latin
Origin: Greek, from sphingein 'to tie tightly'
a muscle that surrounds an opening in your body, and can become tight in order to close the opening
Language: Late Latin
Origin: Greek, from sphingein 'to tie tightly'