Hercules' beetle

Related to Hercules' beetle: Goliath beetle, rhinoceros beetle, stag beetle
(Zool.) any species of Dynastes, an American genus of very large lamellicorn beetles, esp. Dynastes hercules of South America, which grows to a length of six inches.

See also: Hercules

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.