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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
Wohl welds together her memories of her mother and her own interviews with second-wave feminists into a time-hopping, soul-searching portrait of their movement, its achievements and failures, and its legacy. Sara Holdren, Vulture, 4 Dec. 2025 The project, called ISPARK (Intelligent SPace Arc-welding Robotic Kit), has secured £560,000 in funding — including £485,000 from the UK Space Agency’s National Space Innovation Programme (NSIP). Mrigakshi Dixit, Interesting Engineering, 4 Dec. 2025
Noun
In engineering, this often means looking for cracks or voids in aircraft components, checking welds, or inspecting complex assemblies. Kenna Hughes-Castleberry, Space.com, 4 Dec. 2025 The system could be used to examine ships, check weld joints on bridge supports, inspect pipelines, or assess oil rig infrastructure. Neetika Walter, Interesting Engineering, 21 Nov. 2025 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

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Cite this Entry

“Weld.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/weld. Accessed 8 Dec. 2025.

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

More from Merriam-Webster on weld

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