What is "ptr"

abbr. (context programming English) pointer

PTR can refer to:

• PTR 91F, an American-manufactured civilian semi-automatic rifle
• PTR record or pointer record, a type of DNS record in computer network configuration
• PetroChina (NYSE: PTR), a Chinese oil company
• Physikalisch-Technische Reichsanstalt, historical name of a German research institute, now called Physikalisch-Technische Bundesanstalt
• Pool Test Reactor, a Canadian nuclear reactor
• Planar ternary ring, an algebra used to coordinatize projective planes
• Public Test Realm, a World of Warcraft server for previewing new content
• Popstars: The Rivals, a British talent show
• Paid to read, a type of online incentive-based advertising
• Particle Transfer Roller, a device for cleaning motion picture film
• Proton-transfer-reaction mass spectrometry, a chemical analysis technique
• Pitrilysin, an enzyme