ARCHITRAVE
architrave
(noun) the lowest part of an entablature; rests immediately on the capitals of the columns
architrave
(noun) the molding around a door or window
Source: WordNet® 3.1
Etymology
Noun
architrave (plural architraves)
(architecture) The lowest part of an entablature; rests on the capitals of the columns.
(architecture) The moldings (or other elements) framing a door, window or other rectangular opening.
Source: Wiktionary
Ar"chi*trave, n. Etym: [F. architrave, fr. It. architrave; pref.
archi- + trave beam, L. trabs.] (Arch.)
(a) The lower division of an entablature, or that part which rests
immediately on the column, esp. in classical architecture. See
Column.
(b) The group of moldings, or other architectural member, above and
on both sides of a door or other opening, especially if square in
form.
Source: Webster’s Unabridged Dictionary 1913 Edition