Definition of "unexhaustible" [un•ex•haust•i•ble]

• Not exhaustible; endless. (adjective)

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• "I use mesquite wood as it grows wild in the Baja and I have an unexhaustible supply of it - saves on propane gas."
• "Shakespeare opens a mine which contains gold and diamonds in unexhaustible plenty, though clouded by incrustations, debased by impurities, and mingled with a mass of meaner minerals."
• "Many of our generation think that Dante's day being so far removed from the age of printing and the spirit of positivism, and being given to the upholding of authority almost as an unexhaustible source of knowledge, was wholly unacquainted with scientific research."