Brinell hardness

noun

Bri·​nell hardness brə-ˈnel- 

: the hardness of a metal or alloy measured by hydraulically pressing a hard ball under a standard load into the specimen

Word History

Etymology

Johann A. Brinell †1925 Swedish engineer

First Known Use

circa 1905, in the meaning defined above

Medical Definition

Brinell hardness

noun

Bri·​nell hardness brə-ˌnel- 

: the hardness of a metal or alloy measured by hydraulically pressing a hard ball under a standard load into the specimen