The area in which the baton must be passed from one runner to another during a relay race.

plural of zone plate

(astronomy) The zone around a star where a planet could experience temperatures like those on Earth, allowing for the possible existence of liquid water and of life.

(astronomy) The zone around a star where a planet could experience temperatures like those on Earth, allowing for the possible existence of liquid water and of life.

plural of exchange zone

plural of drop zone

Alternative spelling of dropzone / relegation zone

plural of temperate zone

plural of strike zone

The Panama Canal Zone. / The Suez Canal Zone.