Definition of


  1. (noun, object) a part of a river where the current is very fast
  2. (adj, all) done or occurring in a brief period of time
  3. (adj, all) characterized by speed; moving with or capable of moving with high speed
    a speedy car
    a speedy errand boy

via WordNet, Princeton University

Synonyms of Rapid


Alternate forms of Rapid

Derivations: rapidity, rapidness

Hypernyms: waterway

Origin of the word Rapid

  1. 1634, from L. rapidus "hasty, snatching," from rapere "hurry away, carry off, seize, plunder," from PIE base *rep- "to snatch" (cf. Gk. ereptomai "devour," harpazein "snatch away"). Rapids is 1765, from Fr. rapides, applied by Fr. voyagers to North American rivers. Rapid-transit first attested 1873; rapid eye movementmore

via Online Etymology Dictionary, ©2001 Douglas Harper

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