Di‐og″e‐nes (?), n. A Greek Cynic philosopher (412?-323 B. C.) who lived much in Athens and was distinguished for contempt of the common aims and conditions of life, and for sharp, caustic sayings.
Diogenes' crab(Zoöl.), a species of terrestrial hermit crabs (Cenobita Diogenes), abundant in the West Indies and often destructive to crops. — Diogenes' tub, the tub which the philosopher Diogenes is said to have carried about with him as his house, in which he lived.