plaster

(uncountable) A paste applied to the skin for healing or cosmetic purposes.

(countable, Britain, New Zealand, Canada) A small adhesive bandage to cover a minor wound; a sticking plaster.

(uncountable) A mixture of lime or gypsum, sand, and water, sometimes with the addition of fibres, that hardens to a smooth solid and is used for coating walls and ceilings; render, stucco.

(countable) A cast made of plaster of Paris and gauze; a plaster cast.

(uncountable) plaster of Paris.