atopic allergy atopic • atopic dermatitis · · · Info · Definitions · Synonyms · Characters · · atopic allergy · · Text Common · · Latin · · Scripts 14 · · Length 7 · · Syllables Definitions · · · (noun) an allergic reaction that becomes apparent in a sensitized person only minutes after contact. Synonyms: immediate allergy, atopy, atopic allergy, type I allergic reaction. · · Noun Definition 1 Synonyms · · · immediate allergy · · Synonym 1 atopy · · Synonym 2 type i allergic reaction · · Synonym 3 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 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 y latin small letter y U+0079