Opperate Annihilate

Views Updated: Dec 15, 2025

Key Facts

Abbreviation

OA

Pronunciation

/ˈɒpəreɪt əˈnaɪəleɪt/

Category

Miscellaneous

Related Field

Unclassified

Other meanings of OA

Overall Gov

Open Appointment Medical

Ophthalmic Artery Medical

Option Appraisal Medical

Organic Anion Medical

Orotic Acid Medical

Ovarian Artery Medical

Oxalic Acid Medical

Open Architecture Academic

Online Applicant Misc