Definify.com
Webster 1913 Edition
Pyroelectric
Pyrˊo-e-lec′tric
,Adj.
[
Pyro-
+ electric
.] (Physics)
Pertaining to, or dependent on, pyroelectricity; receiving electric polarity when heated.
Pyrˊo-e-lec′tric
,Noun.
(Physics)
A substance which becomes electrically polar when heated, exhibiting opposite charges of statical electricity at two separate parts, especially the two extremities.