Definify.com
Webster 1913 Edition
Zone
Zone
(zōn)
, Noun.
[F.
zone
, L. zona
, Gr. ζώνη
; akin to ζωννύναι
to gird, Lith. jůsta
a girdle, jůsti
to gird, Zend yāh
.] 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.
☞ The zones are five: the torrid zone, extending from tropic to tropic 46° 56′, or 23° 28′ 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.
Zone
,Verb.
T.
To girdle; to encircle.
[R.]
Keats.
Webster 1828 Edition
Zone
ZONE
,Noun.
1.
A girdle.An embroiderd zone surrounds her waist.
2.
In geography, a division of the earth, with respect to the temperature of different latitudes. The zones are five; the torrid zone, extending from tropic to tropic 46 degrees, 56 degrees, or 23 degrees 28' on each side of the equator; two temperate or variable zones, situated between the tropics and polar circles; and two frigid zones, situated between the polar circles and the poles.3.
Circuit; circumference.Ciliary zone, in anatomy, the black impression of the ciliary processes on the vitreous humor of the eye.