cold welding
A phenomenon where in a vacuum, two clean oxide-less uncoated metal surfaces will…A phenomenon where in a vacuum, two clean oxide-less uncoated metal surfaces will fuse, weld, or merge together when they come into contact with each other, without any other action required (without fusion heating).
Meaning
1 senses(uncountable)A phenomenon where in a vacuum, two clean oxide-less uncoated metal surfaces will fuse, weld, or merge together when they come into contact with each other, without any other action required (without fusion heating).
Origin
From cold + welding. From being a form of welding not requiring adding heat.From cold + welding. From being a form of welding not requiring adding heat.
Wiktionary, CC BY-SA 4.0 · source
Synonyms
1 synonymscontact welding
Word family
1 related wordsRelatedcold shut
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable