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Definition of welder

welder

/ˈwɛldər/
weld · er
Plural:welders
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welder Lexical Profile

welder Game Scores & Validity

• noun

1

A skilled tradesperson whose occupation is to fuse and join pieces of metal or thermoplastics together using intense heat, pressure, or specialized equipment.

Example

"The certified welder inspected the steel beams carefully to ensure the structural joints met safety standards."

2

A machine, torch, or electrical apparatus used to fuse metal or plastic parts together through heat.

Example

"She adjusted the voltage on the portable arc welder before repairing the broken trailer frame."

Synonyms
View all synonyms for welder

• Rhymes for welder

• Nearby Words

weld
weldable
weldenia
welder
welding
welfare
well

Word Origin & Etymology

Formed in the late 16th century from the verb 'weld'—an alteration of the earlier verb 'well' (from Old English 'wiellan', meaning 'to boil or heat')—combined with the agentive suffix '-er'.

Cite this Entry

Wordmom. (2026). Definition of Welder. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/welder
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