There are 2 definitions of weld in English:

weld1

Line breaks: weld
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
    More example sentences
    • The two metals are welded together under heat and pressure.
    • The artist was seen welding bits of metal together.
    • Accordingly, the bottom of the bucket is cut out and replaced with new steel plate, welding it into position.
    Synonyms
    fuse, unite, bond, connect, stick, join, link, attach, bind, seal, amalgamate, knit, splice, meld, melt, blend, solder, cement, glue, gum, paste
  • 1.1Forge (an article) by welding.
    More example sentences
    • He rushed into the kitchen where a metal coat rack, which was a piece given to Nick from a friend who welded marvelous art pieces, stood.
    • It could take a while, because it takes a long time to weld together a hundred trailer homes.
  • 1.2Unite (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
    More example sentences
    • It was, however, in the second act, when Mr Luscombe welded his somewhat disparate cast into a coherent and effective whole, that his skill as a director became apparent.
    • The effect was to weld moral and political science into a new social science.
    • The director's vision must embrace myth and reality, welding them into a seamless whole.

noun

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  • A welded joint.
    More example sentences
    • This process is quite common for making welds for making watertight joints for tanks, etc.
    • Resistance welding is used to join titanium and titanium alloy sheet by either spot welds or continuous seam welds.
    • The weaker parts generally tend to be the welds, particularly at flange joints.

Derivatives

weldability

Pronunciation: /-ˈbɪlɪti/
noun
More example sentences
  • Total cost of making a casting is affected by required heat treatment and by weldability and machinability.
  • Applications are becoming increasingly apparent where weldability is not a primary requirement.
  • Furthermore, the steels have a low carbon content, which improves the weldability and reduces stresses arising from transformation.

weldable

adjective
More example sentences
  • The coatings are weldable and impervious to automotive and hydraulic fluids.
  • Heat treatable aluminum alloys that can be welded effectively are being developed as weldable armor, making it possible to employ more forged and extruded armor components.
  • Repairs by welding are limited to steels having known weldable quality.

welder

noun
More example sentences
  • The company asks its chainsaw operators and welders to wear them.
  • Inside was a machine shop, welders, and engine hoists, mechanical arms, conveyor belts and a whole pile of things I didn't know.
  • The first group consisted of 102 welders employed in welding plants located at Hyderabad, India.

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'.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space

There are 2 definitions of weld in English:

weld2

Line breaks: weld
Pronunciation: /wɛld
 
/

noun

  • 1A widely distributed plant related to mignonette, yielding a yellow dye.
    • Reseda luteola, family Resedaceae
  • 1.1 [mass noun] The yellow dye made from weld, which has been used since Neolithic times and was a popular colour for Roman wedding garments.

Origin

late Middle English: related to Dutch wouw, perhaps also to wold.

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