zone /zōn/

1. Any of the five great belts into which the surface of the earth is divided by the tropics and arctic and antarctic circles
2. Any continuous tract with particular characteristics
3. A region
4. A group of strata characterized by a distinctive fauna or flora, and bearing the name of one fossil, called the zonal index (geology)
5. A set of crystal faces all parallel to the same line (the zonal or zone axis)
6. That part of the surface of a sphere between two parallel planes, intersecting the sphere (mathematics)
7. A girdle, belt, or encircling band (chiefly poetic)
8. An encircling stripe of different colour or substance

1. To surround with, or as with, a zone
2. To divide into, or assign to, zones
3. (esp with off) to mark as a zone

zōˈnal or zōˈnary adjective

1. Like a zone
2. Arranged in zones
3. Relating to a zone

zōˈnate or zōˈnated adjective

Marked with zones, belted

zonāˈtion noun (botany)

1. The formation of bands differentiated by colour or other characteristics, or the arrangement of such bands
2. The occurrence of vegetation in well-marked bands, each band having its characteristic dominant species

zoned adjective

1. Having zones
2. Wearing a zone

zoneˈless adjective

zōˈning noun

1. Division into zones
2. Assignment according to zones

zōˈnoid adjective

Like a zone

Zonotrichia /zō-nō-trikˈi-ə/ noun

(Gr thrix, trichos hair) a genus of American sparrows, some with white or golden crowns

zōˈnula noun

A small zone

zōˈnular adjective

Like a zone or zonule

zonˈule noun

A small zone or band

zonˈulet noun (poetic)

A small belt or girdle

zonure /zōˈnūr/ noun

(Gr ourā tail) a lizard of the tropical African genus Zonurus of lizards whose tails are ringed with spiny scales, giving its name to the family Zonuˈridae

zonal defence noun (football, etc)

A method of defending in which a player patrols a particular area of the field rather than marking a specific opponent

zone refining noun

The purification of a solid by melting in a narrow band, concentrating the impurities at one end

zone therapy noun

A technique in which pressure or massage of certain surface areas or zones of the body is used to relieve pain in internal parts considered to be specifically related to particular zones

zoneˈ-ticket noun

A railway ticket usable for a time between any stations of a group

in the zone (informal)

In a mental state that enables one to perform at the height of one's abilities

zone out (slang)

To lose concentration or awareness of one's surroundings

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