- 1[usually plural] either of a pair of marks, (), placed around extra information in a piece of writing or part of a problem in mathematics Irregular forms are given in parentheses.
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- 2a word, sentence, etc. that is added to a speech or piece of writing, especially in order to give extra information. In writing, it is separated from the rest of the text using parentheses, commas, or dashes.
parenthesis
nounNAmE//pəˈrɛnθəsəs//
(pl. parentheses NAmE//pəˈrɛnθəsiz//
)Check pronunciation: parenthesis