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Definition of Impact resistance
1. Noun. The characteristic of resistance to fracture under the sudden application of an exerted force. ¹
¹ Source: wiktionary.com
Medical Definition of Impact resistance
1. The ability of a lens for eyewear to withstand impact without shattering or breaking, i.e., of a 3/8 -inch steel ball dropped 50 feet; criteria for determination of impact resistance are specified by U.S. Regulations. (05 Mar 2000)