1. TTL 1. transistor-transistor logic. 2. Time to Live. TTS Text To Speech tty /titee/ ITS pronunciation, but some Unix people say it this way as well; this pronunciation is not considered to have sexual undertones, /T T Y/ 1. teletypewriter. 2. Especially Unix Any terminal at all; sometimes used to refer to the particular terminal controlling a given job it is also the name of a Unix command which outputs the name of the current controlling terminal. 3. Unix Any serial port, whether or not the device connected to it is a terminal; so called because under Unix such devices have names of the form tty*. Ambiguity between senses 2 and 3 is common but seldom bothersome. 4. A TDD. [Jargon File]
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