parenthetical
adjectiveNAmE//ˌpærənˈθɛt̮ɪkl//
(also parenthetic NAmE//ˌpærənˈθɛt̮ɪk//
) [usually before noun] (formal)NAmE//ˌpærənˈθɛt̮ɪkli//
adverbSee parenthetical in the Oxford Advanced Learner's DictionaryCheck pronunciation: parenthetical
Definition of parenthetical adjective from the Oxford Advanced American Dictionary