welder

[ wel-der ]

noun

a person who unites or fuses pieces of metal by hammering, compressing, or the like, usually after softening them by heat: Our machinists and welders take your metal project from 3D image to the real thing.
a tool or machine used to unite or fuse pieces of metal: The portable spot welder is connected by a long cable so you can take it to wherever it’s needed.

a person or thing that unites other people or things harmoniously: She’s a great welder of ideas, writing in a way that revives the best from the past and applies it to today’s issues.

Origin of welder

First recorded in 1805–15; weld¹ + -er¹

Over time, molecules may slip through tiny cracks in the welds, ruining that vacuum.
Want to Get Outside All Winter? Bring Your Thermos. | AC Shilton | November 29, 2020 | Outside Online
One old soldier is on the path to a doctorate in mathematics and another is a trained underwater welder.
Memorial Days After Mourning Has Passed | Alex Horton | May 25, 2014 | THE DAILY BEAST
When I arrived at the apartment, a welder was busy putting it back together.
Ukraine’s Vigilante Peacemakers | James Kirchick | May 17, 2014 | THE DAILY BEAST
It would distinguish between a 47-year-old unemployed welder and a 27-year-old underemployed college grad.
Jobs Numbers: Get Used to Bad Employment Data | Zachary Karabell | June 1, 2012 | THE DAILY BEAST
Then “the remainder fused together, as if hit by a giant welder.”
America's Secret Nuclear Test Revealed in Area 51 | Annie Jacobsen | May 13, 2011 | THE DAILY BEAST

The electric welder (Figure 42) is built to hold the parts to be joined between two heavy copper dies or contacts.
Oxy-Acetylene Welding and Cutting | Harold P. Manly
An auxiliary switch is connected to the welder switch so that both switches act together.
Oxy-Acetylene Welding and Cutting | Harold P. Manly
To locate a ground in the regulator or other part, disconnect the lines running to the welder from the switch.
Oxy-Acetylene Welding and Cutting | Harold P. Manly
Place a piece of wood or fibre between the welding dies in the welder as though you were going to weld them.
Oxy-Acetylene Welding and Cutting | Harold P. Manly
Take the other end of the cord in the hand and press it against some part of the welder frame where the metal is clean and bright.
Oxy-Acetylene Welding and Cutting | Harold P. Manly

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