Webster’s Revised Unabridged Dictionary · 1913
Exergue
Ex·ergue′ (ĕgz·ẽrg′ or ĕks·), n. [F., fr. Gr. ἐξ out + ἔργον work; lit., out work, i. e., accessory work. See Work.] (Numis.) The small space beneath the base line of a subject engraved on a coin or medal. It usually contains the date, place, engraver's name, etc., or other subsidiary matter. Fairholt.