\Reg"let\ (r?g"l?t), n. [F. r['e]glet, dim. of r[`e]gle a
rule, L. regula. See {Rule}.]
1. (Arch.) A flat, narrow molding, used chiefly to separate
   the parts or members of compartments or panels from one
   another, or doubled, turned, and interlaced so as to form
   knots, frets, or other ornaments. See {Illust}. (12) of
   {Column}.
2. (Print.)A strip of wood or metal of the height of a
   quadrat, used for regulating the space between pages in a
   chase, and also for spacing out title-pages and other open
   matter. It is graded to different sizes, and designated by
   the name of the type that it matches; as, nonpareil
   reglet, pica reglet, and the like.