CTM

• Compagnie de Transports au Maroc, a Moroccan public bus transport company
• Companhia de Telecomunicações de Macau, a Macau telecommunications company
• Confederation of Mexican Workers, a confederation of labor unions

• Cell Transmission Model, a traffic prediction algorithm
• Chemical transport model, a simulation of atmospheric chemistry and pollution
• Close to Metal, a low-level programming interface
• Concepts, Techniques, and Models of Computer Programming, a 2004 textbook
• Corner transfer matrix, a method in statistical mechanics
• Critical thermal maximum, the temperature above which an organism cannot survive
• Current Transformation Matrix, the transformation matrix currently applying in a graphics pipeline
• Certified Technology Manager, an accreditation by ATMAE - Association of Technology, Management and Applied Engineering.

• Chatham railway station (Kent), Kent; National Rail station code
• Cheltenham railway station, Melbourne
• Chetumal International Airport, Mexico; IATA code
• Kattankulathur railway station, Chengalpattu, India; Indian Railways station code

• Canadian Tire money, a retail loyalty program
• Chaland de transport de matériel, a French landing craft class
• Chicken tikka masala, a curry dish
• Community Trade Mark, now European Union trade mark, a designation for goods or services
• Computational theory of mind, the view that the human mind is best conceived as a computational system
• Corporate travel management, a generic term for corporate travel agencies
• Cretaceous Thermal Maximum, a period of rapid warming in the Cretaceous period
• CTM Festival, an annual music and visual arts event in Berlin, Germany

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