anxiety attack anxiety • anxiety disorder · · · Info · Definitions · Characters · · anxiety attack · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) a sudden acute episode of intense anxiety and feelings of panic. Synonyms: anxiety attack. · · Noun Definition 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 k latin small letter k U+006B n latin small letter n U+006E t latin small letter t U+0074 x latin small letter x U+0078 y latin small letter y U+0079