lightsaber

[lahyt-sey-ber] /ˈlaɪtˌseɪ bər/

noun

a type of sword, as depicted in the fictional Star Wars universe, with a blade made of laser energy that can both cut and burn:

The Jedi knight drew his lightsaber and prepared to defend himself.

Trademark.

the proprietary name of toys based on or related to the laser weapons used in the science fiction franchise Star Wars .

Origin of lightsaber

1977

First recorded in 1977; light¹ + saber

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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