Dental plaque and Plaque

Dental plaque noun - A film of mucus and bacteria deposited on the teeth that encourages the development of dental caries.

Plaque and dental plaque are semantically related. In some cases you can use "Plaque" instead a noun phrase "Dental plaque".

Plaque noun - A memorial made of brass.

Dental plaque and plaque are semantically related. Sometimes you can replace phrase "Dental plaque" with "Plaque", this terms are similar.