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Meaning of cold-weld

cold-weld

Pronunciation: (kōld'weld'), [key]
— v.t.
  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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.