weld

1 of 2

verb

welded; welding; welds
Synonyms of weldnext

intransitive verb

: to become or be capable of being welded

transitive verb

1
a
: to unite (metallic parts) by heating and allowing the metals to flow together or by hammering or compressing with or without previous heating
b
: to unite (plastics) in a similar manner by heating
c
: to repair (something) by this method
d
: to produce or create as if by such a process
2
: to unite or reunite closely or intimately
architecture that welds the past and the present
weldable adjective

weld

2 of 2

noun

1
: a welded joint
2
: union by welding : the state or condition of being welded

Examples of weld in a Sentence

Verb She learned how to weld. We welded the beams together. They were welded together in friendship. His style of painting welds impressionism with surrealism.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Verb
The 21-year-old from Dexter, Michigan, will be the first woman to represent the United States in welding at the WorldSkills Competition in China. Mike Householder, Fortune, 17 May 2026 Once the two halves are equipped and welded together, vacuum pumps will remove the air to create an environment similar to outer space, providing the structural support necessary to withstand external air pressure. Aman Tripathi, Interesting Engineering, 15 May 2026
Noun
As a nod to the site’s industrial heritage, the design team left weld marks on the curved edges at the end of the bar. Bridget Mills-Powell, Condé Nast Traveler, 17 May 2026 The welds could potentially fail during a collision. Fernando Cervantes Jr, USA Today, 1 Apr. 2026 See All Example Sentences for weld

Word History

Etymology

Verb

alteration of obsolete English well to weld, from Middle English wellen to boil, well, weld — more at well

First Known Use

Verb

1599, in the meaning defined at intransitive sense

Noun

1831, in the meaning defined at sense 1

Time Traveler
The first known use of weld was in 1599

Browse Nearby Words

Cite this Entry

“Weld.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/weld. Accessed 21 May. 2026.

Kids Definition

weld

1 of 2 verb
1
: to join pieces of metal or plastic by heating and allowing the edges to flow together or by hammering or pressing together
2
: to join as if by welding
welded together in friendship
3
: to become or be capable of being welded
certain metals weld easily
welder noun

weld

2 of 2 noun
1
: a welded joint
2
: union by welding

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