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shatterproof

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adjective shat·ter·proof \ˈsha-tər-ˌprüf\

Simple Definition of shatterproof

  • : made so that it does not break easily and will not form sharp, dangerous pieces if it does break

Source: Merriam-Webster's Learner's Dictionary

Full Definition of shatterproof

  1. :  proof against shattering

1930

First Known Use of shatterproof

1930


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