Bras"i*lin (?), n. [Cf. F. brésiline. See 2d Brazil.] (Chem.) A substance, C16H14O5, extracted from brazilwood as a yellow crystalline powder which is white when pure. It is colored intensely red by alkalies on exposure to the air, being oxidized to bra*sil"e*in (&?;), C16H12O5, to which brazilwood owes its dyeing properties.
Brasque (?), n. [F.] (Metal.) A paste made by mixing powdered charcoal, coal, or coke with clay, molasses, tar, or other suitable substance. It is used for lining hearths, crucibles, etc. Called also steep.
Bras`sière" (?), n. [F.] A form of woman's underwaist stiffened with whalebones, or the like, and worn to support the breasts.
Brass"y (?), n. [Written also brassie and brassey.] (Golf) A wooden club soled with brass.
Braw (?), a. [See Brave, a.] [Scot. & Prov. Eng.] 1. Well-dressed; handsome; smart; brave; -- used of persons or their clothing, etc.; as, a braw lad. "A braw new gown." Burns.