Meaning ofparenthesisin English

Noun

1. round brackets ( and ) used to enclose material
2. brackets used to group terms in math; logic expressions
3. inserted clause or phrase for explanation; marked off with brackets
   The writer used a parenthesis to add a clarifying phrase to the sentence.
4. brackets enclosing vectors or matrix elements
   In mathematics, a parenthesis is used to group elements of a vector or matrix.