hygiene hygienal • hygienic · · · Info · Definitions · Synonyms · Characters · · hygiene · · Text Latin · · Script 7 · · Length 2 · · Syllables Definitions · · · (noun) a condition promoting sanitary practices. Example: "Personal hygiene." · · Noun Definition 1 (noun) the science concerned with the prevention of illness and maintenance of health. Synonyms: hygienics. · · Noun Definition 2 Synonyms · · · hygienics · · Synonym 1 Characters · · e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E y latin small letter y U+0079