CRT
CRT or Crt stands for:
- Cardiac Resynchronization Therapy , English for cardiac resynchronization therapy in medicine, see pacemaker
 - Cathode Ray Tube , English for cathode ray tube in electrical engineering, used in cathode ray tube screens , used in connection with EDP for all tube monitors as opposed to flat screens
 - Certificate , general English for certificate
 - Chinese Remainder Theorem , English for Chinese remainder of the sentence in mathematics
 - Claims Resolution Tribunal , an international arbitration tribunal in proceedings for Jewish assets at Swiss banks
 - Computer regulation thermography , a diagnostic method that measures temperatures on the skin
 - Consejo Regulador del Tequila , supervisory authority that monitors compliance with legal standards and regulations for the production and marketing of tequila
 - Continuous Regeneration Trap , a variant of a diesel soot particle filter in environmental technology
 - Crater , Latin for the constellation cup in the nomenclature of the fixed stars
 - Crossett , an airport in Arkansas under the IATA airport code
 - C Runtime , a runtime library in programming
 - Change Request Tool , a process or program used in the computer industry for processing and documenting changes to computer programs, for example in the ERP (Enterprise Resource Planning) environment
 
crt stands for:
- Iyojwa'ja (ISO-639-3 code), Mataco-Guaicurú language in Argentina