Webster's English Dictionary

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weld

1. weld \'weld\ n [ME welde; akin to MLG wolde weld] : a European 
   mignonette (Reseda luteola) yielding a yellow dye; a lso : a yellow dye 
   from this
2. weld \'wel-d*-b*l\ vb [alter. of obs. E well to weld, fr. ME wellen to 
   boil, well, weld] : to become or be capable of being welded  1a: to unite 
   (metallic parts) by heating and allowing the metals to flow t ogether or by 
   hammering or compressing with or without previous heating 1b: to unite 
   (plastics) in a similar manner by heating  1c: to repair (as an article) by 
   this method  1d: to produce or create as if by such a process  2: to unite 
   closely or intimately  - weld.able aj
3. weld n 1: a welded joint  2: union by welding : the state or condition 
   of being welded