Definition from Wiktionary, the free dictionary
From the French plaquette (“small plaque”), allegedly coined in the 1860s.
plaquette (plural plaquettes)
- A small bas-relief metal tablet used as a decoration for book covers in the 15th-17th centuries.
- (physics) The smallest closed loop, enclosing the region between four lattice sites, in lattice gauge theory.
plaquette f (plural plaquettes)
plaquette f (invariable)