Ents are giant tree creatures in the Lord of the Rings fantasy novels.

Ent or ENT may also refer to:

Arts and entertainment

• Ent (comics), a Marvel comics character
• Extreme Noise Terror, a British grindcore band
• Star Trek: Enterprise, a science fiction television series

People

• Bas Ent (born 1987), Dutch footballer
• George Ent (1604–1689), English scientist who studied anatomy
• Uzal Girard Ent (1900–1948), U.S. Air Force major general

Science and medicine

• Ent-, a prefix meaning the opposite enantiomer of a chemical
• Equilibrative nucleoside transporter, a protein
• Otorhinolaryngology, the medical specialty treating the ear, nose and throat

Technology

• Electronic notetaking
• Enfilade (Xanadu), a data structure in the hypertext project, Xanadu
• Rossignol ENT, an automatic rifle
• Electrical nonmetallic tubing; a type of electrical conduit

Transport

• Ent Air Force Base, in Colorado Springs; defunct
• Enewetak Auxiliary Airfield, Enewetak Atoll, Marshall Islands

Other uses

• Ent Credit Union, an American credit union
• ENT Ltd., a defunct Australian media company
• Ent?, Trinidadian and Tobagonian slang for "is that not so?" or "That's true, isn't it?"