Encyclo - Webster's Revised Unabridged Dictionary (1913)

Webster's Dictionary, 1913

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Zoide noun (Biol.) See Meride .

Zoilean adjective Having the characteristic of Zoilus , a bitter, envious, unjust critic, who lived about 270 years before Christ.

Zoilism noun Resemblance to Zoilus in style or manner; carping criticism; detraction.

Bring candid eyes the perusal of men's works, and let not Zoilism or detraction blast well-intended labors.
Sir T. Browne.

Zoisite noun [ After its discoverer, Von Zois , an Austrian mineralogist.] (Min.) A grayish or whitish mineral occurring in orthorhombic, prismatic crystals, also in columnar masses. It is a silicate of alumina and lime, and is allied to epidote.

Zoism noun [ Greek zwh` life + -ism .]
1. Reverence for animal life or belief in animal powers and influences, as among savages.

2. (Biol.) A doctrine, now discarded, that the phenomena of life are due to a peculiar vital principle; the theory of vital force.

Zokor noun (Zoology) An Asiatic burrowing rodent ( Siphneus aspalax ) resembling the mole rat. It is native of the Altai Mountains.

Zolaesque adjective In the style of Zola (see Zolaism ).

Zolaism noun The literary theories and practices of the French novelist Emile Zola (1840-1902); naturalism, esp. in a derogatory sense. -- Zo"la*ist , noun -- Zo`la*is"tic adjective -- Zo"la*ize v.

Zollverein noun [ G., from zoll duty + verein union.] Literally, a customs union; specifically, applied to the several customs unions successively formed under the leadership of Prussia among certain German states for establishing liberty of commerce among themselves and common tariff on imports, exports, and transit.

» In 1834 a zollverein was established which included most of the principal German states except Austria. This was terminated by the events of 1866, and in 1867 a more closely organized union was formed, the administration of which was ultimately merged in that of the new German empire, with which it nearly corresponds territorially.

Zomboruk noun (Mil.) See Zumbooruk .

Zona noun ; plural Zonæ . [ Latin , a girdle. See Zone .] A zone or band; a layer.

Zona pellucida . [ New Latin ] (Biol.) (a) The outer transparent layer, or envelope, of the ovum. It is a more or less elastic membrane with radiating striæ, and corresponds to the cell wall of an ordinary cell. See Ovum , and Illust. of Microscope . (b) The zona radiata. -- Zona radiata [ New Latin ] (Biol.) , a radiately striated membrane situated next the yolk of an ovum, or separated from it by a very delicate membrane only.

Zonal adjective [ Latin zonalis .] Of or pertaining to a zone; having the form of a zone or zones.

Zonal equation (Crystallog.) , the mathematical relation which belongs to all the planes of a zone, and expresses their common position with reference to the axes. -- Zonal structure (Crystallog.) , a structure characterized by the arrangements of color, inclusions, etc., of a crystal in parallel or concentric layers, which usually follow the outline of the crystal, and mark the changes that have taken place during its growth. -- Zonal symmetry . (Biol.) See the Note under Symmetry .

Zonar noun [ Mod. Greek ... a girdle, from Greek ..., dim. of ... a girdle. See Zone .] A belt or girdle which the Christians and Jews of the Levant were obliged to wear to distinguish them from Mohammedans. [ Written also zonnar .]

Zonaria noun plural [ New Latin ] (Zoology) A division of Mammalia in which the placenta is zonelike.

Zonate adjective (Botany) Divided by parallel planes; as, zonate tetraspores, found in certain red algæ.

Zone (zōn) noun [ French zone , Latin zona , Greek zw`nh ; akin to zwnny`nai to gird, Lithuanian jůsta a girdle, jůsti to gird, Zend yāh .]
1. A girdle; a cincture. [ Poetic]

An embroidered zone surrounds her waist.

Loose were her tresses seen, her zone unbound.

2. (Geology) 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&min;, or 23° 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.

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 . (Physics Geology) 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 transitive verb To girdle; to encircle. [ R.] Keats.

Zone noun
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. 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.

Zoned adjective
1. Wearing a zone, or girdle. Pope.

2. Having zones, or concentric bands; striped.

3. (Botany) Zonate.

Zoneless adjective Not having a zone; ungirded.

The reeling goddess with the zoneless waist.

In careless folds, loose fell her zoneless vest.

Zonnar noun See Zonar .

Zonular adjective Of or pertaining to a zone; zone-shaped. "The zonular type of a placenta." Dana.

Zonule noun A little zone, or girdle.

Zonulet noun A zonule. Herrick.

Zonure noun [ Zone + Greek ... tail.] (Zoology) Any one of several of South African lizards of the genus Zonura , common in rocky situations.

Zooid adjective [ Zo ö- + - oid .] (Biol.) Pertaining to, or resembling, an animal.

Zooid noun
1. (Biol.) An organic body or cell having locomotion, as a spermatic cell or spermatozooid.

2. (Zoology) (a) An animal in one of its inferior stages of development, as one of the intermediate forms in alternate generation. (b) One of the individual animals in a composite group, as of Anthozoa, Hydroidea, and Bryozoa; -- sometimes restricted to those individuals in which the mouth and digestive organs are not developed.

Zooidal adjective Of or pertaining to a zooid; as, a zooidal form.

Zoö- A combining form from Greek zwo^,n an animal , as in zoö genic, zoö logy, etc.

Zoöchemical adjective Pertaining to zoöchemistry.

Zoöchemistry noun [ Zoö- + chemistry .] Animal chemistry; particularly, the description of the chemical compounds entering into the composition of the animal body, in distinction from biochemistry .

Zoöchemy noun [ Zoö- + Greek ... alchemy.] Animal chemistry; zoöchemistry. Dunglison.

Zoöchlorella noun [ New Latin , dim. from Greek zw^,on an animal + ... green.] (Zoology) One of the small green granulelike bodies found in the interior of certain stentors, hydras, and other invertebrates.

Zoöcyst noun [ Zoö- + cyst .] (Biol.) A cyst formed by certain Protozoa and unicellular plants which the contents divide into a large number of granules, each of which becomes a germ.

Zoöcytium noun ; plural Zoöcytia . [ New Latin , from Greek zw^,on an animal + ... a hollow vessel.] (Zoology) The common support, often branched, of certain species of social Infusoria.

Zoödendrium noun ; plural Zoödendria . [ New Latin , from Greek zw^,on an animal + ... a tree.] (Zoology) The branched, and often treelike, support of the colonies of certain Infusoria.

Zoöerythrine noun [ Zoö- + Greek ... red.] (Zoology) A peculiar organic red coloring matter found in the feathers of various birds.

Zoögamous adjective [ Zoö- + Greek ... marriage.] (Biol.) Of or pertaining zoögamy.

Zoögamy noun (Biol.) The sexual reproduction of animals.

Zoögenic adjective [ Zoö- + -gen + -ic : confer Greek ... born of an animal.] (Biol.) Of or pertaining to zoögeny, animal production.

Zoögeny, Zoögony noun [ Zoö- + root of Greek ... to be born, ... offspring.] The doctrine of the formation of living beings.

Zoögeographical adjective Of or pertaining to zoögraphy.

Zoögeography noun [ Zoö- + geography .] The study or description of the geographical distribution of animals.

Zoöglœa noun [ New Latin , from Greek zw^,on an animal + ... any glutinous substance.] (Biol.) A colony or mass of bacteria imbedded in a viscous gelatinous substance. The zoöglœa is characteristic of a transitory stage through which rapidly multiplying bacteria pass in the course of their evolution. Also used adjectively.

Zoögrapher noun One who describes animals, their forms and habits.

Zoögraphic, Zoögraphical adjective [ Confer French zoographique .] Of or pertaining to the description of animals.

Zoögraphist noun A zoögrapher.

Zoögraphy noun [ Zoö- + -graphy : confer French zoographie .] A description of animals, their forms and habits.

Zoölatry noun [ Zoö- + Greek ... worship.] The worship of animals.