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
Investigators suspect the Highway 82 Fire, which has burned more than 22,000 acres, was started by a resident who was welding a gate. Dan Raby, CBS News, 12 June 2026 Eventually, two of the protesters moved to the vehicle parked in the street and placed their hands in tubs welded to the car, police said. Colleen Cronin, Boston Herald, 8 June 2026
Noun
Equipped with artificial intelligence, visual weld seam recognition, and intelligent 3D laser vision alignment, the mechanical arm scans its environment in real time. Mrigakshi Dixit, Interesting Engineering, 15 June 2026 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 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 17 Jun. 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

More from Merriam-Webster on weld

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster