weld1

 
Pronunciation: /wɛld/

verb

[with object]
  • 1join together (metal parts) by heating the surfaces to the point of melting with a blowpipe, electric arc, or other means, and uniting them by pressing, hammering, etc.: steel plates were being welded the truck had spikes welded to the back
  • forge (an article) by welding.
  • unite (pieces of plastic or other material) by melting or softening of surfaces in contact.
  • 2cause to combine and form a harmonious or effective whole: cross-curricular themes would weld the curriculum together

noun

  • a welded joint.

Derivatives

weldability

Pronunciation: /-ˈbɪlɪti/
noun

weldable

adjective

welder

noun

Origin:

late 16th century (in the sense 'become united'): alteration (probably influenced by the past participle) of well2 in the obsolete sense 'melt or weld heated metal'