Dictionary
Thesaurus
Encyclopedia
Translator
Web

waterproof

 - 3 dictionary results

wa⋅ter⋅proof

[waw-ter-proof, wot-er-]
–adjective
1. impervious to water.
2. rendered impervious to water by some special process, as coating or treating with rubber: a waterproof hat.
–noun
3. Chiefly British. a raincoat or other outer coat impervious to water.
4. any of several coated or rubberized fabrics that are impervious to water.
–verb (used with object)
5. to make waterproof.

Origin:
1730–40; water + -proof


wa⋅ter⋅proof⋅er, noun
wa⋅ter⋅proof⋅ness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To waterproof
wa·ter·proof   (wô'tər-prōōf', wŏt'ər-)   
adj.  
  1. Impervious to or unaffected by water.

  2. Made of or coated or treated with rubber, plastic, or a sealing agent to prevent penetration by water.

n.  
  1. A material or fabric that is impervious to water.

  2. Chiefly British A raincoat or other such outer garment.

tr.v.   wa·ter·proofed, wa·ter·proof·ing, wa·ter·proofs
To make impervious to water.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Word Origin & History

waterproof  (adj.)
1736, from water + proof. The verb is first recorded 1843.
Online Etymology Dictionary, © 2001 Douglas Harper
Cite This Source
Search another word or see waterproof on Thesaurus | Reference
FacebookTwitterFollow us: