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Showing results for cold-weld. Search instead for cold-welded.

cold-weld

American  
[kohld-weld] / ˈkoʊldˈwɛld /

verb (used with object)

  1. to weld (metal objects) by extreme high pressure with no application of heat.

  2. to weld (metal objects) by contact in a high vacuum, as in space.

cold-weld British  

verb

  1. (tr) to join (two metal surfaces) without heat by forcing them together so that the oxide films are broken and adhesion occurs

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • cold welding noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When space vehicles are assembled in orbit, say National Research scientists, their joints may well be made of metals that cold-weld firmly as soon as they touch.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.