Geology. a type of extensometer designed for geophysical use.
Origin of strain gauge
First recorded in 1905–10
Also called strain·me·ter [streyn-mee-ter] /ˈstreɪnˌmi tər/, strain·om·e·ter [strey-nom-i-ter] /streɪˈnɒm ɪ tər/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for strain gauge
a device for measuring strain in a machine or other structure, usually consisting of a metal filament that is attached to it and receives the same strain. The strain can be measured by the change in the electrical properties of the filament
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