Associations to the word «Sphincter»

Wiktionary

SPHINCTER, noun. (anatomy) A ringlike band of muscle that surrounds a bodily opening, constricting and relaxing as required for normal physiological functioning.
SPHINCTER, noun. (in particular) The internal or external anal sphincter, to the extent these are distinguished as two separate entities.
SPHINCTER OF ODDI, noun. (anatomy) A muscular valve that controls the flow of digestive juices (bile and pancreatic juice) through the ampulla of Vater into the second part of the duodenum.

Dictionary definition

SPHINCTER, noun. A ring of muscle that contracts to close an opening.

Wise words

Words - so innocent and powerless as they are, as standing in a dictionary, how potent for good and evil they become in the hands of one who knows how to combine them.
Nathaniel Hawthorne