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Views Updated: Dec 15, 2025

Key Facts

Abbreviation

ABO

Pronunciation

/ˈɑrˌkaɪv ˈbæˌkəp ˈɔnˌlaɪn/

Category

Miscellaneous

Related Field

Unclassified

Other meanings of ABO

Blood Grouping System Medical

Blood types A, B, and O Blood Typing System Gov

American Board of Opticianry Business

American Board of Ophthalmology Community

American Board of Orthodontics Medical

American Board of Otolaryngology Community

Anything But Ordinary Community

Army Budget Office Gov

Accumulated Benefit Obligation Business

Agent of Biological Origin Gov