[1] : The Collaborative International Dictionary of English v.0.48

zone \zone\ z=on, n. f. zone, l. zona, gr. zw`nh; akin to
   zwnny`nai to gird, lith. justa a girdle, justi to gird,
   zend y=ah.
   1. a girdle; a cincture. poetic
      1913 webster

            an embroidered zone surrounds her waist. --dryden.
      1913 webster

            loose were her tresses seen, her zone unbound.
                                                  --collins.
      1913 webster

   2. geog. one of the five great divisions of the earth, with
      respect to latitude and temperature.
      1913 webster

   note: the zones are five: the torrid zone, extending from
         tropic to tropic 46deg 56min, or 23deg 28min 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.
         1913 webster

               commerce . . . defies every wind, outrides every
               tempest, and invades.              --bancroft.
         1913 webster

   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.
      1913 webster

   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.
          1913 webster

   5. crystallog. a series of planes having mutually parallel
      intersections.
      1913 webster

   6. circuit; circumference. r. --milton.
      1913 webster

   7. 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.
         webster 1913 suppl.

   8. cryst. a series of faces whose intersection lines with
      each other are parallel.
      webster 1913 suppl.

   9. 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.
          webster 1913 suppl.

   10. any area to or within which a shipment or transportation
       cost is constant; specifically, 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.
       webster 1913 suppl. +pjc

   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.
      1913 webster
see also:
abyssal zone abyssal zone axis 

[2] : The Collaborative International Dictionary of English v.0.48

abyssal \abyss"al\, a. cf. abysmal.
   belonging to, or resembling, an abyss; unfathomable.
   1913 webster

   abyssal zone phys. geog., one of the belts or zones into
      which sir e. forbes divides the bottom of the sea in
      describing its plants, animals, etc. it is the one
      furthest from the shore, embracing all beyond one hundred
      fathoms deep. hence, abyssal animals, plants, etc.
      1913 webster
see also:
abysmal abyssal zone 

[3] : WordNet (r) 2.0

abyssal zone
     n : the deep sea 2000 meters or more where there is no light

Abyssal Zone >> A Words
Abyssal Zone, definition of term: Abyssal Zone
abyssal+zone_pag1.html

Abyssal >> A Words
Abyssal, definition of term: Abyssal
abyssal_pag1.html

Zone >> Z Words
Zone, definition of term: Zone
zone_pag1.html

Transition Zone >> T Words
Transition Zone, definition of term: Transition Zone
transition+zone_pag1.html

Twilight Zone >> T Words
Twilight Zone, definition of term: Twilight Zone
twilight+zone_pag1.html

Torrid Zone >> T Words
Torrid Zone, definition of term: Torrid Zone
torrid+zone_pag1.html

Tropical Zone >> T Words
Tropical Zone, definition of term: Tropical Zone
tropical+zone_pag1.html

Temperate Zone >> T Words
Temperate Zone, definition of term: Temperate Zone
temperate+zone_pag1.html

Combat Zone >> C Words
Combat Zone, definition of term: Combat Zone
combat+zone_pag1.html

Erogenous Zone >> E Words
Erogenous Zone, definition of term: Erogenous Zone
erogenous+zone_pag1.html

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