'Plaquette' definitions:
Definition of 'Plaquette'
- Plaquette \Pla`quette"\, n. [F., dim. of plaque plate, plaque.
See Plaque.]
A small plaque, esp., in modern medal engraving, a small and
delicate bas-relief, whether cast or struck from a die, or of
form other than circular.
[Webster 1913 Suppl.]