1 : to join two metals together through the use of a third metal or alloy at or above 427 degrees C (800 degrees F). The braze material alloys with each of the two metals that do not alloy with each other. Leads and seal rings may be brazed to designated nickel plated, refractory metallization areas of the package. [SEMATECH] Contrast solder. 2 n : a material used for brazing, usually a silver/copper (72/28) alloy with a melting point of 779 degrees C. [SEMATECH]