cy·a·no·sis (sī'ə-nō'sĭs) n. A bluish discoloration of the skin and mucous membranes resulting from inadequate oxygenation of the blood. cy'a·not'ic (-nŏt'ĭk) adj.
Main Entry: cy·a·no·sis Pronunciation: "sI-&-'nO-s&s Function: noun Inflected Form: pluralcy·a·no·ses/-"sEz/ : a bluish or purplish discoloration (as of skin) due to deficient oxygenation of the blood —cy·a·not·ic/-'nät-ik/adjective