(ice hockey) The zone between the blue line and the end board in a team's own end of the rink. The same area is the attacking zone for the opposing team.

(ice hockey) From one team's point of view, the area between the blue line of the other team's half of the rink and the end board behind the other team's goal.

(ice hockey) The ice between a team's own blue line and its end board.

(ice hockey) The ice between the opposing team's blue line and their end board.

A range of longitudes where a common standard time is used.

(basketball, soccer) A defense in which each player covers an area of the court.

A structural feature of an automobile/motor car designed to compress during an accident and absorb impact energy.

An airspace in which aircraft, especially military aircraft, are forbidden to fly.

(baseball) The area through which if a pitched ball passes, it will be called a strike, typically from the batter's knees to the belt and the width of home plate.

zone melting