Definition of "lightsaber" []

• A sword having a blade made of a powerful beam of light, found in speculative fiction. (noun)

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• "Yoda uses a lightsaber in the prequel and Obi-Wan makes mention that the lightsaber is the weapon of the Jedi."
• "The way Darth Vader talks, making a lightsaber is like a right of passage for the Jedi Knight."
• "Just so you know, Qui-Gon Jinn's lightsaber is green, not blue."