What does the word herculean mean?

Usage examples for herculean

  1. Francisco rushed to attack him; but what was the force of so young a man against the Herculean power of Cain! – The Pirate by Frederick Marryat
  2. At the sudden apparition both had turned sharply toward the window- two strangely dissimilar figures: the Judge slight and spare and scholarly, his pale, finely- chiselled features tinged in the glow; the other deep- chested and powerful, of herculean mould, with a rugged face made almost patriarchal by the long grey beard which swept his chest: both countenances for the instant curiously alike in their expression of shocked surprise. – The Long Lane's Turning by Hallie Erminie Rives
  3. He swooped the dog up under his good arm and fled from the madly- pursuing spheres, thanking nameless deities that the gravity here permitted such herculean feats. – The Beast of Space by F.E. Hardart
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