noun

• (linguistics) Initialism of target language. [(linguistics) The language a learner is attempting to acquire.]
• (informal) Abbreviation of translator. [A person who converts speech, text, film, or other material into a different language. (Contrasted with interpreter.)]
• (informal) Abbreviation of translation. [(countable, uncountable) The act of translating, in its various senses:]
• (Internet) Abbreviation of timeline; also tl. [A graphical representation of a chronological sequence of events (past or future); a chronology.]
• Abbreviation of turntable ladder. [A large telescopic ladder mounted on a turntable on the back of a truck chassis, allowing it to pivot around a stable base; used in fire engines etc.]
• Abbreviation of team leader.
• (ecology) Initialism of trophic level. [(ecology) A particular position occupied by a group of organisms in a food chain.]
• Abbreviation of Turkish lira.
• (slang, dated) Initialism of trade-last. [(US) A compliment heard about another person, offered to be repeated to that person in exchange for another repeated compliment about the speaker.]
• (Internet) Abbreviation of timeline; also TL. [A graphical representation of a chronological sequence of events (past or future); a chronology.]