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.

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Origin of lightsaber

First recorded in 1977; light1 + saber
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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