lactase lactary • lactate · · · Info · Definitions · Synonyms · Characters · · lactase · · Text Latin · · Script 7 · · Length Definitions · · · (noun) any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose. Synonyms: Lactaid. · · Noun Definition 1 Synonyms · · · lactaid · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C s latin small letter s U+0073 t latin small letter t U+0074