Oat (disambiguation)
Oat (plural: oats) is a cereal grain crop.
Oat or Oats may also refer to:
Botany
- Avena, the broader genus of oats
 - Uniola paniculata, known as sea oats
 
People with the name
- Carleton Oats (born 1942), American football player
 - Francis Oats (born 1848 – died 1918), was a Cornish miner who became chairman of De Beers diamond company.
 - Nate Oats (born 1974), American basketball coach
 
Fictional characters
- Col. Oats, a character in the 1991 American science fiction comedy film Bill & Ted's Bogus Journey
 - Mightily Oats, a character in the Terry Pratchett novel Carpe Jugulum
 
Other uses
- OATS, Open Source Assistive Technology Software, a source code repository
 - Oats (horse), a racehorse
 - Obligation assimilable du Trésor, a French government bond
 - Occupied Arab Territories, a designation used by the United Nations that refers to territories that are occupied by Israel after the Six-Day War.
 - Ohio Achievement Test, now the Ohio Achievement Assessment
 - Operational acceptance testing
 - Optometry Admission Test, the widely used test for admission to a school of optometry
 - Ornithine aminotransferase, an enzyme
 - Outside air temperature
 - Overseas Adventure Travel, an American travel agency
 - Oxford Aviation Training, now Oxford Aviation Academy
 - Oxygen atom transfer in redox reactions
 - Organic acid technology in antifreeze
 - Oats Studios, a science-fiction film studio started by Neill Blomkamp
 - Scarborough Open Air Theatre, commonly abbreviated to OAT
 - Old Anatolian Turkish, an extinct Turkic language