Persuadertron

noun
A chemical weapon that renders the victim totally open to suggestion.
Source
Syndicate

Distrans

noun
A device for imprinting a message in the cry of a bird.
Origin
Abbreviated from ‘disguised transmission’.
Source
Dune

Lightsabre

noun
A sword consisting of a hilt which projects a self-terminating blade of plasma.
Origin
Sabre, a type of military sword.
Source
Star Wars Episode IV: A New Hope

Tricorder

noun
A multifunction hand-held device used for sensor scanning, analysis and recording of data.
Origin
Formed from triplus (triple) and ‘recorder’.
Source
Star Trek: The Original Series