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(programming) Initialism of time limit exceeded; One of the verdicts used in programming contests to show that the submitted code has failed.

(meteorology, aviation) Initialism of transient luminous event. [(astronomy, meteorology, aviation) Any of a variety of upper atmospheric optical phenomena associated with thunderstorms.]

(astronautics) Initialism of two-line element or three-line element.

(Philippines, education) Initialism of technology and livelihood education.

(regulation, law) Initialism of time-limited exception