bi·met·al

[bahy-met-l]
noun
1.
a material made by the bonding of two sheets or strips of different metals, each metal having a different coefficient of thermal expansion.
adjective

Origin:
1920–25; bi-1 + metal, or as back formation from bimetallic

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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WordNet
bimetal

adjective
1. formed of two different metals or alloys; especially in sheets bonded together 

noun
1. material made by bonding together sheets of two different metals 
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
00:10
Bimetal is always a great word to know.
So is quincunx. Does it mean:
a chattering or flighty, light-headed person.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Example sentences
The bimetal element is coiled, fixed at one end, and attached to a pointer stem at the other end.
Bimetal cans are tin cans with an aluminum top that used to be common beverage containers throughout the country.
These stresses can affect the tension of the bimetal coil, which necessitate calibration of the thermometer before reuse.
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