severe acute respiratory syndrome severe • severe combined immunodeficiency · · · Info · Definitions · Synonyms · Characters · · severe acute respiratory syndrome · · Text Common · · Latin · · Scripts 33 · · Length 11 · · Syllables Definitions · · · (noun) a respiratory disease of unknown etiology that apparently originated in mainland China in 2003; characterized by fever and coughing or difficulty breathing or hypoxia; can be fatal. Synonyms: severe acute respiratory syndrome, SARS. · · Noun Definition 1 Synonyms · · · sars · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 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 y latin small letter y U+0079