1
: a metal or metallic alloy used when melted to join metallic surfaces
especially
: an alloy of lead and tin so used
2
: something that unites
soldered; soldering
ˈsä-d(ə-)riŋ 
ˈsȯ-,
British also ˈsäl-,
ˈsōl-
1
: to unite or make whole by solder
2
: to bring into or restore to firm union
a friendship soldered by common interests
Examples of solder in a Sentence
Verb
Wires are soldered onto the circuit board.
Recent Examples on the Web
Scott Gilbertson, WIRED, 19 Sep. 2024
Her team at work consists of two full-time and one part-time bench jewelers who polish, solder and set the stones, as well as a production manager and a few retail workers.
—David Moin, WWD, 26 Sep. 2024
Jason Clayworth, Axios, 18 Nov. 2024
What iFixit has made here is incredibly well-designed and goes a long way toward making soldering more approachable for newcomers, which is what iFixit CEO Kyle Weins tells WIRED was a big part of the project—demystifying soldering.
—Scott Gilbertson, WIRED, 19 Sep. 2024
See all Example Sentences for solder 
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Noun
The final option is the Complete Toolkit for $300, which includes everything from the soldering station package, plus useful tools like wire strippers, flush cutters, solder, flux, a wire holder, cleaner, and more.
—Scott Gilbertson, WIRED, 19 Sep. 2024
Her team at work consists of two full-time and one part-time bench jewelers who polish, solder and set the stones, as well as a production manager and a few retail workers.
—David Moin, WWD, 26 Sep. 2024
Verb
Plus: Those with copper lines installed before 1985 may have soldering that contains lead.
—Jason Clayworth, Axios, 18 Nov. 2024
What iFixit has made here is incredibly well-designed and goes a long way toward making soldering more approachable for newcomers, which is what iFixit CEO Kyle Weins tells WIRED was a big part of the project—demystifying soldering.
—Scott Gilbertson, WIRED, 19 Sep. 2024
See all Example Sentences for solder
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Cite this Entry
“Solder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solder. Accessed 1 Dec. 2024.
Copy CitationKids Definition
solder
1 of 2 noun
sol·der
ˈsäd-ər
ˈsȯd-
: a metal or a mixture of metals (as of lead and tin) used when melted to join metallic surfaces
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