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solder

 
/ˈsɑd·ər/ n [U]

Definition

a type of soft metal that is melted to join separate metal parts which are then permanently attached when the metal cools solder
 
/ˈsɑd·ər/ v [T]
Wrap metal foil around the glass pieces and solder them together.
(Definition of solder n from the Cambridge Academic Content Dictionary © Cambridge University Press)

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