W w


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [waw-ter-proof, wot-er-]
    • /ˈwɔ tərˌpruf, ˈwɒt ər-/
    • /ˈwɔː.tə.pruːf/
    • US Pronunciation
    • US IPA
    • [waw-ter-proof, wot-er-]
    • /ˈwɔ tərˌpruf, ˈwɒt ər-/

Definitions of waterproof word

  • adjective waterproof impervious to water. 1
  • adjective waterproof rendered impervious to water by some special process, as coating or treating with rubber: a waterproof hat. 1
  • noun waterproof Chiefly British. a raincoat or other outer coat impervious to water. 1
  • noun waterproof any of several coated or rubberized fabrics that are impervious to water. 1
  • verb with object waterproof to make waterproof. 1
  • adjective waterproof resistant to water 1

Information block about the term

Origin of waterproof

First appearance:

before 1730
One of the 48% newest English words
First recorded in 1730-40; water + -proof

Historical Comparancy

Parts of speech for Waterproof


waterproof popularity

A common word. It’s meaning is known to most children of preschool age. About 91% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

waterproof usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for waterproof

verb waterproof

  • stoppered — a person or thing that stops.
  • gummed — covered with a gummy substance.
  • stop up — to cease from, leave off, or discontinue: to stop running.
  • waterproofing — Chiefly British. a raincoat or other outer coat impervious to water.
  • rustproof — not subject to rusting.

adjective waterproof

  • water-resistant — resisting though not entirely preventing the penetration of water.
  • rainproof — impervious to rain; keeping out or unaffected by rain: a rainproof cover; a rainproof coat.
  • watertight — constructed or fitted so tightly as to be impervious to water: The ship had six watertight compartments.
  • impermeable — not permeable; impassable.
  • impervious — not permitting penetration or passage; impenetrable: The coat is impervious to rain.

Antonyms for waterproof

adjective waterproof

  • permeable — capable of being permeated.
  • leaky — allowing liquid, gas, etc., to enter or escape: a leaky boat; a leaky container.

Top questions with waterproof

  • how to remove waterproof mascara?
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See also

Matching words

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