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

At a hearing on Sunday, Bolsonaro admitted trying to open his ankle monitor with a soldering iron until he "came to his senses", court documents show.

From BBC • Nov. 25, 2025

In a video made public by the court on Saturday, Bolsonaro gave a different version of events: he said he had used a soldering iron on the monitoring bracelet out of "curiosity."

From Barron's • Nov. 24, 2025

The burrow, home of Fox Rabbit, the museum’s eponymous mascot, was dark except for sparks blasting from a soldering iron.

From New York Times • Apr. 1, 2024

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