Definify.com

Definition 2024

o_a

OA

See also: oa, .o'a, oa', óa, ōa, o.a., and o. Ä.

English

Initialism

OA

On or About
Open Access
Organizing Authority (alterante spelling: Organising Authority)

Anagrams

ao , AO

Spanish

Abbreviation

OA

Oaxaca (Mexican state)