crt

(electronics, computing, becoming dated) A display device using a cathode ray tube, such as early televisions or monitors.

(electronics, computing) Initialism of cathode ray tube. [(electronics) A vacuum tube that displays still or moving images (such as for a television), by controlling the direction of a cathode ray emitted towards the front of the tube. The front is coated by a layer of fluorescent material, so that it emits light when struck by the beam.]

(social sciences) Initialism of critical race theory. [A movement in academia involving the application of critical theory to issues surrounding the interaction between racial dynamics and social and legal power.]

(mathematics) Initialism of Chinese remainder theorem. [(number theory) A theorem stating that, if one knows the remainders of the Euclidean division of an integer n by several integers, then one can determine uniquely the remainder of the division of n by the product of these integers, under the condition that the divisors are pairwise coprime.]

(law enforcement) Initialism of crisis response team. [(law enforcement) a group of individuals trained to provide trauma mitigation and education in the aftermath of a critical incident.]

(software) Initialism of C runtime.

(Australia) Initialism of casual relief teacher.