Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
Show Word Parts
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
waterproof

wa·ter·proof

waterproof

 
pronunciation:
waw tr pruf
parts of speech:
adjective, verb
part of speech: adjective
definition: not letting water through; not absorbent.
The waterproof jacket kept the rain off her dress.
antonyms:
absorbent
 
part of speech: verb
inflections: waterproofed, waterproofing, waterproofs
definition: to make waterproof.
I waterproofed my boots with mink oil.
derivations: waterproofer (n.), waterproofness (n.)