follow Dictionary.com

Stories We Like: Novels For Language Lovers

rockwell scale

noun

a measurement system used by commercial manufacturers to determine the relative hardness of objects based on the depth of indentation from a heavy object; also Rockwell hardness

Examples

Each Rockwell scale is an arbitrarily defined range of numbers from 0 to 100 covering a specific range of material hardness. Many knife manufacturers indicate the Rockwell hardness of their knife blades.

Word Origin

1919

Dictionary.com's 21st Century Lexicon
Copyright © 2003-2014 Dictionary.com, LLC
Cite This Source

Word of the Day

Word Value for rockwell

0
0
Scrabble Words With Friends