Language in Fantasy and Science Fiction

One of the things that really pulls me into a story and transports me to a fantastical or future setting is the language, specifically the invented slang and terminology for various things. For example in Star Trek we have "phasers," "beaming," "transporters," "replicators," "tricorders," "hyposprays," "Jefferies tubes," "Turbolifts," and on and on. Firefly didn't have …