The meaning of PARENTHETICAL is of, relating to, or expressed in a parenthesis. How to use parenthetical in a sentence.

A parenthetical remark is said in addition to the main part of what you are saying or writing. He added a parenthetical comment to his original statement. Call me cynical, but missing …

A parenthetical statement is one that explains or qualifies something. You can call such a statement a parenthetical, (especially when it's in parentheses).

PARENTHETICAL definition: of, pertaining to, noting, or of the nature of a parenthesis. See examples of parenthetical used in a sentence.

A parenthetical remark or section is put into something written or spoken but is not essential to it. Fox was making a long parenthetical remark about his travels on the border of the country.

1. Set off within or as if within parentheses; qualifying or explanatory: a parenthetical remark. 2. Using or containing parentheses.

There are four meanings listed in OED's entry for the word parenthetical, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.