THUN'DERBOLT, n. [thunder and bolt.] 1. A shaft of lightning; a brilliant stream of the electrical fluid, passing from one part of the heavens to another, and particularly from the clouds to the earth. Ps.78.2. Figuratively, a daring or irresistible hero; as the Scipios, those thunderbolts of war.3. Fulmination; ecclesiastical denunciation. He severely threatens such with the thunderbolt of excommunication.4. In mineralogy, thunder-stone.
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