Definition of arch- in English:

arch-

combining form

1.1Pre-eminent of its kind; out-and-out: arch-enemy

Origin

via Latin from Greek arkhi-, from arkhos 'chief'.

Definition of arch- in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day vituperate
Pronunciation: vɪˈtjuːpəreɪt
verb
blame or insult (someone) in strong language...