An area where people can enjoy recreation in a countryside environment / (UK, specifically) one designated as such by the former Countryside Commission.

plural of country park

(photography) An indicator, in roll film cameras, that shows the number of frames that have moved through the camera (number of exposures taken).

plural of traditional county

country music.

(pharmacology) Not over-the-counter.

(mathematical analysis) The following property of a measure: that the measure of a countable union of disjoint sets is equal to the sum of their measures.

(informal, usually used attributively) cross-country / (informal) cross-country skiing

Across the country.

(informal) Australia