Noun

Singular zone

Plural zones

zone (plural zones)

1. (geography, now rare) Each of the five regions of the earth's surface into which it was divided by climatic differences, namely the torrid zone (between the tropics), two temperate zones (between the tropics and the polar circles), and two frigid zones (within the polar circles).
   • 1621, Robert Burton, The Anatomy of Melancholy, I.2.4.vi:

     To avoid which, we will take any pains [...]; we will dive to the bottom of the sea, to the bowels of the earth, five, six, seven, eight, nine hundred fathom deep, through all five zones, and both extremes of heat and cold [...].

2. Any given region or area of the world.
3. A given area distinguished on the basis of a particular characteristic, use, restriction, etc.

   There is a no-smoking zone that extends 25 feet outside of each entrance.

   The white zone is for loading and unloading only.

4. (baseball) Short for the strike zone.

   That pitch was low and away, just outside of the zone.

5. (chiefly sports) A high performance phase or period.

   I just got in a zone late in the game, everything was going in.

6. (networking) That collection of a domain's DNS resource records, the domain and it's subdomains, that are not delegated to another authority.
7. (Apple computing) A logical group of network devices on AppleTalk.
8. (religion) A belt worn by priests in the Greek Orthodox church.
   • [1]

     In putting on the zone or belt, worn by both bishops and priests, he says: "Blessed is God, Who girded me with power, and hath made my path blameless..." (Ps. 47:32-33). The zone denotes the priest's readiness to serve the Lord and is also a sign that he is bound to Christ.

Synonyms

• (area distinguished on the basis of a particular characteristic etc): area, belt, region, section, sector, sphere, territory
• (baseball: strike zone):
• (high performance phase or period):
• (networking: that collection of a domain's DNS resource records):
• (computing: logical group of network devices on AppleTalk):
• (religion: belt worn by priests in the Greek Orthodox church):

Derived terms

• adaptive zone
• annular zone
• aphotic zone
• attacking zone
• Benioff zone
• buffer zone
• communications zone
• crumple zone
• death zone
• defending zone
• defensive zone
• demilitarized zone, DMZ

• erogenous zone
• euphotic zone
• exclusion zone
• feed zone
• float-zone silicon
• free zone
• Fresnel zone plate
• in the zone
• life zone
• loading zone
• neutral zone
• no-fly zone

• no-lone zone
• nuclear-free zone
• offensive zone
• photic zone
• red zone
• relegation zone
• seismogenic zone
• subduction zone
• T-zone
• temperate zone
• torrid zone
• transition zone

• Wadati-Benioff zone
• war zone
• white zone
• work zone
• zone defense
• zone melting
• zone of action
• zone of avoidance
• zone of fire
• zone plate
• zone refining
• zonule

Zone may refer to:

In geography:

• Zone (BS), a town and comune in the Province of Brescia, Lombardy, Italy
• Zones (permaculture), a method of planning civil/agricultural placement
• Zoning, in urban planning, a system of land-use regulation
• One of five geographical zones of the earth:
  • The torrid zone
  • The north and south temperate zones
  • The north and south frigid zones
• Zone, in zone pricing, a geographical area in which charges are constant
• Hardiness zone, in gardening and other agriculture a geographically-defined zone in which a specific category of plant life is capable of growing
• The zone (die (Ost)Zone in German), a derogatory term for the German Democratic Republic
• The Korean Demilitarized Zone
• Zone of alienation, the exclusion zone around the site of the Chernobyl disaster

In entertainment:

• Zone (band), an all-female J-pop group
• Zone (guitar), a Fender bass guitar model
• "Zone" (poem), by Guillaume Apollinaire
• Zone Records, a record label
• Zone.com, alternate name for the MSN Games online video game site
• The Zone, a programming block on the Canadian television channel YTV
• The Zone (Enter Shikari), an album
• The Zone (film), a Swedish short film from the 1970s
• The Zone (TV series), a 2007 interactive game show
• In the Zone, Britney Spears' 4th album
  • In the Zone (DVD), released in connection with the album
• In the Zone, a play by Eugene O'Neill
• "In the Zone" (The Outer Limits), TV episode
• In the Zone, the third part of Thomas Pynchon's novel Gravity's Rainbow
• Zones, level names in early Sonic the Hedgehog games
• The Zone, the fictional area central to the story of the Andrei Tarkovsky movie Stalker

In sports:

• The Zone (Michigan), the University of Michigan women's volleyball cheering section
• Zone defense, in basketball
• Zoning (Australian rules football), a method of allocating players to clubs
• The Zone, a brand of gymnastic leotard

In technology:

• DNS zone, a portion of the namespace in the Domain Name System
• Solaris Zones, one component of the Solaris Containers virtualization feature
• Fibre Channel zoning, a method for facilitating low interference and high security in computer data storage systems
• A thermal zone, or just zone, in heating, ventilating, and air-conditioning (HVAC)
• Zone, a short name for DVD region code
• One of several terms used for a region in region-based memory management

Other uses:

• Zone (vestment), a belt worn by priests and bishops of the Eastern Orthodox Church
• Zone diet, a diet that involves precise proportions by weight of protein, fat and carbohydrate
• Zone system, a photographic technique for determining optimal film exposure and development
• Zone Coopérative de l'Université Laval, a university cooperative in the province of Quebec, Canada
• Erogenous zone, an area on the body which is sexually stimulating
• The zone, or flow, a mental state attained by a person fully immersed in some activity