(countable, uncountable) An abnormal narrowing or stricture in a blood vessel or other tubular organ.
(countable, uncountable) A reduction in either mental or physical capacity.
Pronounced as (IPA)
/stɪˈnəʊ.sɪs/
Etymology
From New Latin stenōsis, from Ancient Greek στένωσις (sténōsis, “narrowing”), from στενόω (stenóō, “to confine, to contract”) + -σις (-sis, nominal suffix), equivalent to steno- + -osis.