OBO

Obo or OBO may also refer to:

==As an acronym== Bureau of Overseas Buildings Operations, in the U.S. Department of State Open Biomedical Ontologies, creating controlled vocabularies Oxford Bibliographies Online, by OUP Operated by others, a term used in the oil and gas industry Ore-bulk-oil carrier, a merchant vessel Or Best Offer, usually used on items description on online auction websites.