Find the word definition

Wiktionary
coefficient of thermal expansion

n. (context physics English) The fractional change in size of a material as it is heated through one degree

Wikipedia
Coefficient of thermal expansion
  1. redirect Thermal expansion#Coefficient of thermal expansion

Usage examples of "coefficient of thermal expansion".

Coming up with a metal wire that would be wetted by molten glass and have a similar coefficient of thermal expansion so that the glass wouldn't crack as the bulb heated up and cooled down.

Coming up with a metal wire that would be wetted by molten glass and have a similar coefficient of thermal expansion so that the glass wouldn&rsquo.