premelt

English

Etymology

From pre- +‎ melt.

Noun

premelt (plural premelts)

1. The melting of something prior to a subsequent process.
   • 2013, R. I. Jaffee, N. E. Promisel, The Science, Technology and Application of Titanium, page 35:

     Under proper melting conditions there was no influence of the number of premelts on the homogeneity of the ingots

Verb

premelt (third-person singular simple present premelts, present participle premelting, simple past and past participle premelted)

1. To melt before a subsequent process.
   • 1973, R. J. C. Dawson, Fusion Welding and Brazing of Copper and Copper Alloys, page 11:

     In pulsed-current MIG welding, a low background current maintains the arc and premelts the electrode tip.