soldering iron

American  

noun

1. an instrument for melting and applying solder.

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soldering iron British  

noun

1. a hand tool consisting of a handle fixed to a copper tip that is heated, electrically or in a flame, and used to melt and apply solder

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Etymology

Origin of soldering iron

First recorded in 1680–90

Example Sentences

Armed with a soldering iron and good intentions, Tuna paid tribute to what the fires took.

From Los Angeles Times • Jan. 26, 2026

Bolsonaro said he "experienced a certain paranoia between Friday and Saturday due to medication" when he had used a soldering iron on the monitoring bracelet, the document read.

From Barron's • Nov. 23, 2025

Using pliers, a hot soldering iron, scissors and other tools, Terrell Glenn and Cierra Milton taught participants how to assemble and connect a large button to a battery-operated toy.

From Seattle Times • Dec. 22, 2023

He fixed amplifiers using a soldering iron and remembers working with radio valves instead of transistors.

From BBC • Jan. 9, 2023

He could use a soldering iron and hammer two boards together so that the wood did not split and the nails did not bend.

From "Catch-22" by Joseph Heller