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uk â /hem/ us â /hem/. âº the edge of a piece of cloth, such as the bottom edge of a skirt or dress, that is folded over and sewn so that it does not develop loose threads: I took the hem up/let the hem down. Thesaurus: synonyms and related words. Parts of clothes.
HEMOLYSIS (hemolyses) Dictionary entry overview: What does hemolysis mean? â¢ HEMOLYSIS (noun) The noun HEMOLYSIS has 1 sense: 1. lysis of erythrocytes with the release of hemoglobin Familiarity information: HEMOLYSIS used as a noun is very rare.