Terminal punctuation refers to the punctuation marks used to identify the end of a portion of text.
Terminal punctuation marks are also referred to as end marks[1] and stops.
[2] In languages using the ISO basic Latin alphabet, terminal punctuation marks are defined as the period, the question mark, and the exclamation mark.
[3][4] These punctuation marks may bring sentences to a close.
In their widest sense, terminal punctuation marks bring any element of written text to a close, including other conventions, such as abbreviations.