Thermotension
Pronunciation : Ther`mo*ten"sion
Part of Speech : n.
Etymology : [Thermo- + tension.]
Definition : Defn: A process of increasing the strength of wrought iron by heating it to a determinate temperature, and giving to it, while in that state, a mechanical strain or tension in the direction in which the strength is afterward to be exerted.
Source : Webster's Unabridged Dictionary, 1913