inpatient inpardonable • inpayment · · · Info · Definitions · Synonyms · Antonyms · Characters · · inpatient · · Text Latin · · Script 9 · · Length Definitions · · · (noun) a patient who is residing in the hospital where he is being treated. Synonyms: inmate. · · Noun Definition 1 Synonyms · · · inmate · · Synonym 1 Antonyms · · · outpatient · · Antonym 0 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E p latin small letter p U+0070 t latin small letter t U+0074