/reg"lit/ , n.
1. Archit.
a. a groove for guiding or holding a panel, window sash, etc.
b. a narrow, flat molding; fillet.
2. Print.
a. a thin strip, usually of wood, less than type-high, used to produce a blank in or about a page of type.
b. such strips collectively.
[ 1570-80; règle REGLE; see -ET ]