[weld] vb [alter. of obs. E well to weld, fr. ME wellen to boil, well, weld--more at well] vi (1599): to become or be capable of being welded ~ vt 1 a: to unite (metallic parts) by heating and allowing the metals to flow together or by hammering or compressing with or without previous heating b: to unite (plastics) in a similar manner by heating c: to repair (as an article) by this method d: to produce or create as if by such a process
2: to unite or reunite closely or intimately -- weld.able adj
[2]weld n (1831) 1: a welded joint
2: union by welding: the state or condition of being welded