An area or stretch of land having a particular characteristic, purpose, or use, or subject to particular restrictions
the search continued in the zone south of the river
The central part of a person’s face, including the forehead, nose, and chin, especially as having oilier skin than the rest of the face
A place or period in which nothing happens or in which no life exists
A designated area into which troops or supplies are dropped by parachute or in which skydivers land
The rectangular area at each end of the field into which the ball must be carried or passed and caught to score a touchdown
An intermediate area between two opposing positions; a situation, subject, etc., not clearly or easily defined, or not covered by an existing category or set of rules.
A residential area in which a variety of traffic-calming measures are employed to create a safer environment for pedestrians.
The area of a military engagement with a high concentration of fatalities
A zone in which life occurs, or in which the greatest number of living organisms may be found; (specifically) that down to a certain depth in the sea.
= near field.
A red sector on a gauge or dial corresponding to conditions that exceed safety limits
An area, usually within a city, in which a riot is taking place.
The annular region round a broadcasting station where neither direct nor reflected waves are received
The area of water lying between the shore and the surf line, characterized by white foamy water produced by breaking waves.
A region in which a war is being fought
Fall asleep or lose concentration or consciousness
A neutral area serving to separate hostile forces or nations
See Panama Canal.
Another term for crumple zone.
An area in which there is a high risk of harm, especially where this risk has been officially identified
A situation in which a friendship exists between two people, one of whom has an unreciprocated romantic or sexual interest in the other
Each of the two areas of the earth respectively north of the Arctic Circle and south of the Antarctic Circle
On a gauge or dial: a green sector corresponding to safe or recommended conditions. Also figurative: a category or class denoting that which is safe or recommended.
A delimited area where the parking of vehicles is controlled by meters.
Poetic = torrid zone.
= motor area.
A designated area over which aircraft may not fly without risk of interception, especially during a conflict
A characteristic assemblage of pollen obtained by pollen analysis. Each zone (denoted by a Roman numeral) corresponds to one of the climatic stages of the late-glacial and postglacial periods
= purple airway.
A stratigraphic zone consisting of all the strata that are characterized by the presence of a particular fossil species or other distinctive faunal element.
The region of space within the Roche limit.
An area round a person, building, etc., in which safety is sought or ensured; specifically an island or part of a road or square where pedestrians may wait in safety to cross the road, catch a bus, etc.
An area over home plate extending approximately from the armpits to the knees of a batter when in the batting position. The ball must be pitched through this area in order for a strike to be called
The hot central belt of the earth bounded by the tropics of Cancer and Capricorn
A plate of glass marked out into concentric zones or rings alternately transparent and opaque, used like a lens to bring light to a focus
The deep part of the ocean, now typically from a depth of 3000 metres (1.9 miles) down to 6000 metres (3.7 miles), though the numerical limits, especially the upper one, vary.
The set of ecological niches to which a particular species or group of species is adapted.
An inclined zone in which many deep earthquakes occur, situated beneath a destructive plate boundary where oceanic crust is being subducted
A place or situation where one feels safe or at ease and without stress
A part of a motor vehicle, especially the extreme front and rear, designed to crumple easily in a crash and absorb the main force of an impact
A geographical area distinguished by its economic attributes.
The central area of a hockey rink, lying between the two blue lines
= zona pellucida.
A zone defence intended to prevent the completion of a long pass.
A population of rapidly proliferating, undifferentiated cells at the distal tip of a developing vertebrate limb.
A conceptual area that is undefined or intermediate
(In basketball, football, and hockey) a system of defensive play in which each player guards an allotted area of the field of play and guards an opponent only when the opponent is in his area
A method of purifying a crystalline solid, typically a semiconductor or metal, by causing a narrow molten zone to travel slowly along an otherwise solid rod or bar to one end, at which impurities become concentrated
A system of alternative medicine (such as reflexology) in which different parts of the feet or hands are associated with different parts of the body