The area which separates opposing lanes of traffic on a motorway or dual carriageway.

(US) Powers reserved for the states under the 10th Amendment of the United States Constitution.

(programming) A string of characters that is a verb, command, or other part of a programming language, and therefore cannot be used as the name of a variable, constant, function, or procedure.

An area of land managed to conserve wildlife habitat.

An area of land managed to conserve wildlife or plant habitat or other natural features.

An area of land managed to conserve wildlife or plant habitat or other natural features.

(US, Canada) A division of property owned by a First Nations community within an urban area.

(idiomatic) Violating rules or decorum; out of bounds. / (US, politics) Having broken with one's party or group, usually temporarily.

(medicine) The remaining capacity of an organ or body part to fulfil its physiological activity; (especially) in the context of disease, ageing, or impairment.

plural of wildlife reserve