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zone |
5 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Zone \Zone\ (z[=o]n), n. [F. zone, L. zona, Gr zw`nh; akin to zwnny`nai to gird, Lith. j[*u]sta a girdle, j[*u]sti to gird, Zend y[=a]h.] 1. A girdle; a cincture. [Poetic] An embroidered zone surrounds her waist. --Dryden. Loose were her tresses seen, her zone unbound. --Collins. 2. (Geog.) One of the five great divisions of the earth, with respect to latitude and temperature. Note: The zones are five: the torrid zone, extending from tropic to tropic 46[deg] 56[min], or 23[deg] 28[min] on each side of the equator; two temperate or variable zones, situated between the tropics and the polar circles; and two frigid zones, situated between the polar circles and the poles. Commerce . . . defies every wind, outrides every tempest, and invades. --Bancroft. 3. (Math.) The portion of the surface of a sphere included between two parallel planes; the portion of a surface of revolution included between two planes perpendicular to the axis. --Davies & Peck (Math. Dict.) 4. (Nat. Hist.) a A band or stripe extending around a body. b A band or area of growth encircling anything as a zone of evergreens on a mountain; the zone of animal or vegetable life in the ocean around an island or a continent; the Alpine zone, that part of mountains which is above the limit of tree growth. 5. (Crystallog.) A series of planes having mutually parallel intersections. 6. Circuit; circumference. [R.] --Milton. {Abyssal zone}. (Phys. Geog.) See under {Abyssal}. {Zone axis} (Crystallog.), a straight line passing through the center of a crystal, to which all the planes of a given zone are parallel. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Zone \Zone\, v. t. To girdle; to encircle. [R.] --Keats. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Zone \Zone\, n. 1. (Biogeography) An area or part of a region characterized by uniform or similar animal and plant life; a life zone; as Littoral zone, Austral zone, etc Note: The zones, or life zones, commonly recognized for North America are Arctic, Hudsonian, Canadian, Transition, Upper Austral, Lower Austral, and Tropical. 2. (Cryst.) A series of faces whose intersection lines with each other are parallel. 3. (Railroad Econ.) a The aggregate of stations, in whatsoever direction or on whatsoever line of railroad, situated between certain maximum and minimum limits from a point at which a shipment of traffic originates. b Any circular or ring-shaped area within which the street-car companies make no differences of fare. 4. In the United States parcel-post system, any of the areas about any point of shipment for which but one rate of postage is charged for a parcel post shipment from that point. The rate increases from within outwards. The first zone includes the unit of area ``(a quadrangle 30 minutes square)'' in which the place of shipment is situated and the 8 contiguous units; the outer limits of the second to the seventh zones, respectively, are approximately 150, 300, 600, 1000, 1400, and 1800 miles from the point of shipment; the eighth zone includes all units of area outside the seventh zone. From WordNet r 1.6 [wn]: zone n 1: a circumscribed geographical region characterized by some distinctive features 2: any of the regions of the surface of the Earth loosely divided according to latitude or longitude [syn: {geographical zone}] 3: an area or region distinguished from adjacent parts by a distinctive feature or characteristic v 1: regulate housing in of certain areas of towns [syn: {district}] 2: separate or apportion into sections; "partition a room off" [syn: {partition}, {subdivide}] From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: zone A logical group of {network} devices on {AppleTalk}. (1994-11-30)
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