follow Dictionary.com

Your favorite word could be our Word of the Day!

-proof

1.
a combining form meaning “resistant, impervious to” that specified by the initial element:
burglarproof; childproof; waterproof.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for -proof

-proof

adjective, combining form
1.
secure against (damage by); (make) impervious to: waterproof, mothproof, childproof
Word Origin
from proof (adj)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Word Value for -proof

0
0
Scrabble Words With Friends

Quotes with -proof

Nearby words for -proof