n. [ Pref. anti- + ozone. ] (Chem.) A compound formerly supposed to be modification of oxygen, but now known to be hydrogen dioxide; -- so called because apparently antagonistic to ozone, converting it into ordinary oxygen. [ 1913 Webster ]

n. One who gives publicity, proclaims, or blazons; esp., one who blazons coats of arms; a herald. Burke. [ 1913 Webster ]

‖n. [ It., a song, fr. L. cantio, fr. canere to sing. Cf. Chanson, Chant. ] (Mus.) (a) A song or air for one or more voices, of Provençal origin, resembling, though not strictly, the madrigal. (b) An instrumental piece in the madrigal style. [ 1913 Webster ]

n. [ It. canzonetta, dim. of canzone. ] (Mus.) A short song, in one or more parts. [ 1913 Webster ]

n. One who emblazons; also, one who publishes and displays anything with pomp. [ 1913 Webster ]

n. [ Gr. 'o`zwn smelling, p. pr. of 'o`zein to smell. See Odor. ] (Chem.) A colorless gaseous substance (O3) obtained (as by the silent discharge of electricity in oxygen) as an allotropic form of oxygen, containing three atoms in the molecule. It is a strong oxidizer, and probably exists in the air, though by the ordinary tests it is liable to be confused with certain other substances, as hydrogen dioxide, or certain oxides of nitrogen. It derives its name from its peculiar odor, which resembles that of weak chlorine. [ 1913 Webster ]

. (Chem.) Paper coated with starch and potassium iodine, also called starch-iodide paper. It turns blue when exposed to ozone. [ Webster 1913 Suppl. +PJC ]

‖n. pl. [ NL. See Schizo-, and Nemertes. ] (Zool.) A group of nemerteans comprising those having a deep slit along each side of the head. See Illust. in Appendix. [ 1913 Webster ]

n. (Baseball) the area above home plate where, if a pitched ball passes through and is not hit by the batter, the pitch counts as a strike. Specifically, it is directly above home plate and at a height from the knees to the shoulders of the batter. [ PJC ]

n. (Chem.) Any one of a certain series of basic compounds containing a chain of four nitrogen atoms; for example, ethyl tetrazone, (C2H5)2N.N2.N(C2H5)2, a colorless liquid having an odor of leeks. [ 1913 Webster ]

. (Biogeography) The zone lying between the Boreal and Sonoran zones of North America. It includes an eastern or humid subdivision and a western arid one of corresponding temperature comprising the northern Great Plains and the lower slopes of the mountains of the western United States and Mexico. Called also Neutral zone. [ Webster 1913 Suppl. ]

a. Not zoned; not bound with a girdle; as, an unzoned bosom. Prior. [ 1913 Webster ]

n. [ F. zone, L. zona, Gr. zw`nh; akin to zwnny`nai to gird, Lith. jůsta a girdle, jůsti to gird, Zend yāh. ] 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 ]

☞ 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. [ 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. 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 ]

v. t. To girdle; to encircle. [ R. ] Keats. [ 1913 Webster ]

a. 1. Wearing a zone, or girdle. Pope. [ 1913 Webster ]

2. Having zones, or concentric bands; striped. [ 1913 Webster ]

3. (Bot.) Zonate. [ 1913 Webster ]

a. Not having a zone; ungirded. [ 1913 Webster ]

The reeling goddess with the zoneless waist. Cowper. [ 1913 Webster ]

In careless folds, loose fell her zoneless vest. Mason. [ 1913 Webster ]