intensive care unit intensive care • intensively · · · Info · Definitions · Synonyms · Characters · · intensive care unit · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) a hospital unit staffed and equipped to provide intensive care. Synonyms: intensive care unit, ICU. · · Noun Definition 1 Synonyms · · · icu · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076