weld

n. [ OE. welde; akin to Scot. wald, Prov. G. waude, G. wau, Dan. & Sw. vau, D. wouw. ] [ 1913 Webster ]

1. (Bot.) An herb (Reseda luteola) related to mignonette, growing in Europe, and to some extent in America; dyer's broom; dyer's rocket; dyer's weed; wild woad. It is used by dyers to give a yellow color. [ Written also woald, wold, and would. ] [ 1913 Webster ]

2. Coloring matter or dye extracted from this plant. [ 1913 Webster ]

v. t. [ imp. & p. p. Welded; p. pr. & vb. n. Welding. ] [ Probably originally the same word as well to spring up, to gush; perhaps from the Scand.; cf. Sw. välla to weld, uppvälla to boil up, to spring up, Dan. vælde to gush, G. wellen to weld. See Well to spring. ] [ 1913 Webster ]

1. To press or beat into intimate and permanent union, as two pieces of iron when heated almost to fusion. [ 1913 Webster ]

☞ Very few of the metals, besides iron and platinum. are capable of being welded. Horn and tortoise shell possess this useful property. [ 1913 Webster ]

2. Fig.: To unite closely or intimately. [ 1913 Webster ]

Two women faster welded in one love. Tennyson. [ 1913 Webster ]

n. The state of being welded; the joint made by welding. [ 1913 Webster ]

Butt weld. See under Butt. --
Scarf weld, a joint made by overlapping, and welding together, the scarfed ends of two pieces. [ 1913 Webster ]

a. Capable of being welded. [ 1913 Webster ]

n. One who welds, or unites pieces of iron, etc., by welding. [ 1913 Webster ]

n. [ 1913 Webster ]

1. One who welds, or wields. [ Obs. ] [ 1913 Webster ]

2. A manager; an actual occupant. [ Ireland. Obs. ] “The welder . . . who . . . lives miserably.” Swift. [ 1913 Webster ]

(Chem.) A process for the recovery or regeneration of manganese dioxide in the manufacture of chlorine, by means of milk of lime and the oxygen of the air; -- so called after the inventor. [ 1913 Webster ]