noun Date: 1824 a mark ! used especially after an interjection or exclamation to indicate forceful utterance or strong feeling, a distinctive indication of major significance, interest, or contrast
EXCLAMATION POINT
Meaning of EXCLAMATION POINT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012