weld

1 of 2

verb

ˈweld 

welded; welding; welds

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

ˈwel-də-bəl 

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

Verb

Once workers position all nine modules in the pit, technical teams will begin welding the sectors together to form the continuous torus chamber. — Aman Tripathi, Interesting Engineering, 30 July 2026

Its stainless-steel body was difficult to shape and weld together. — Bloomberg, Mercury News, 23 July 2026

Noun

Masterson makes a six-figure salary as the director of GoCreate, a collaborative space on Wichita State University’s campus where students and community members can design, 3D print, laser cut, weld, saw and stitch their creations. — Cuyler Dunn, Kansas City Star, 30 July 2026

Thousands of heavy vehicles can make tiny cracks grow near welds, bolted connections or older steel details. — Alex Krasnok, Scientific American, 25 June 2026

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

Phrases Containing weld

• butt weld
• fillet weld

Rhymes for weld

• celled
• dwelled
• felled
• gelled
• held
• meld
• pelled
• quelled
• shelled
• smelled
• spelled
• swelled

Kids Definition

weld

1 of 2 verb

ˈweld 

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