Borrowing from French plaque, derivative of plaquer (“to plate”), from Middle Dutch placken (“to patch, beat metal into a thin plate”), from placke (“disk, patch, stain”), from Old Dutch *plagga (“patch”), from Proto-Germanic *plaggą (“patch”). Cognate with Middle Low German placke, plagge (“small stain, scraps, rags, thin grass”), German Placken (“spot, patch”), Eastern Frisian plak, plakke (“a blow, slap”), Swedish plagg (“clothing, garment”). See plack.
- Any flat, thin piece of metal, clay, ivory, or the like, used for ornament, or for painting pictures upon, as a slab, plate, dish, or the like, hung upon a wall; also, a smaller decoration worn on the person, as a brooch.
- (uncountable) An accumulation of biofilm, or bacteria on teeth.
- (uncountable, medicine) Atheroma, an accumulation in artery walls made up of macrophage cells and debris containing lipids, (cholesterol and fatty acids), calcium, and connective tissue.
- (biology) A clearing in a bacterial lawn caused by a virus.
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
plaque f (plural plaques)
- sheet, plate (of metal)
- slab (of marble)
- plaque (bacteria on teeth)
- plaque, slab (ornamental)
- (casino) chip
- (electrics, photography) plate
- (geology) plate (especially a tectonic plate)
- slab, bar (of e.g. chocolate)
- (slang) 10,000 francs