plaque /plɑːk, plæk $ plæk/ noun
[Date: 1800-1900; Language: French; Origin: Dutch plak, from plakken 'to stick']

1. [countable] a piece of flat metal, wood, or stone with writing on it, used as a prize in a competition or attached to a building to remind people of an event or person:
The team’s coach was given a plaque.
commemorative plaque (=a plaque to help people remember something important)

2. [uncountable] a harmful substance which forms on your teeth, which bacteria can live and breed in

[TahlilGaran] Dictionary of Contemporary English ▲

plaque
noun
I. on the wall
ADJ. commemorative, memorial
VERB + PLAQUE put up The local historical society put up a plaque at the site of the battle.
unveil
PLAQUE + VERB be dedicated to sb, commemorate sb/sth, honour sb | mark sth, record sth A plaque marks the place where the first printing press was built.
PREP. on a/the ~ Some Latin words were engraved on the plaque.
~ on a plaque on the wall
~ to There is a commemorative plaque to the artist in the village hall.

[TahlilGaran] Collocations Dictionary ▲

plaque
II. substance on teeth
ADJ. dental
VERB + PLAQUE remove
PLAQUE + VERB accumulate, build up

[TahlilGaran] Collocations Dictionary ▲