Synonym
A synonym was a word that had the same or similar meaning as another word.

In 2151, 's phonetic processor had difficulty translating the word "pump" into the Axanar language. Hoshi Sato was having the processor look for an appropriate synonym. Jonathan Archer suggested that she simply talk to the Axanar without the universal translator. ()

In 2267, the  computer defined "Jack The Ripper" as an Earth synonym for Redjac. ()

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Linguistics