'Thermojunction' definitions:

Definition of 'thermojunction'

(from WordNet)
noun
A junction between two dissimilar metals across which a voltage appears

Definition of 'Thermojunction'

From: GCIDE
  • Thermojunction \Ther`mo*junc"tion\, n. (Elec.) A junction of two dissimilar conductors used to produce a thermoelectric current, as in one form of pyrometer; a thermocouple. [Webster 1913 Suppl.]