Acronym of O

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In advanced search by entering an abbreviation, you will find all abbreviated states of that term. This section only applies to Latin phrases.

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Oxygen

Oh

Official

Organization

Outdoor

Orange

Out (baseball)

Operations

New Orleans, Louisiana (mint mark)

Oscar (aviation letter code)

Output

Outstanding

Offensive (Catholic movie rating)

Orgasm

Ortho (Benzene)

Hug(s)

Operational

Observer

Organizational

Order of Magnitude (computer algorithms)

Oxide

Otis (Redding)

Officer (military)

Immediate (logging abbreviation)

Odin

o

Ohm

Oscar Robertson (former NBA player)

Oprah (magazine)

Ouest (French: west)

Othello

Operator (telephone)

Observation (US military aircraft designation; as in O-1)

Octal

Orthogonal (mathematics)

Obstacle (course)

Defensive Team (sports/coaching)

Omit

Outliers

Omikron (German: Omicron; 15th letter of the Greek alphabet)

Oberst (German)

Over to You (radio communications)

Morally Offensive (Catholic movie rating)

Origin Server (Internet)

Organized Naval Reserve (US Navy)

Optional Levels (board test for high schoolers, UK)

Officer of Operations (US Navy)

Ohne Hauch (antigen)

Ost/Osten (German: East)

Measurement of Cloud Cover

Toy train railroad gauge (2 1/4 inch wide, originated in Germany)