mental hygiene mental hospital • mental illness · · · Info · Definitions · Synonyms · Characters · · mental hygiene · · Text Common · · Latin · · Scripts 14 · · Length 4 · · Syllables Definitions · · · (noun) the branch of psychiatry concerned with psychological methods. Synonyms: psychotherapy, psychotherapeutics, mental hygiene. · · Noun Definition 1 Synonyms · · · psychotherapy · · Synonym 1 psychotherapeutics · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 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 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E t latin small letter t U+0074 y latin small letter y U+0079