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Zonaria

A division of Mammalia in which the placenta is zonelike.

Zonate

Divided by parallel planes; as, zonate tetraspores, found in certain red algae.

Zone

To girdle; to encircle.

Zoned

Wearing a zone, or girdle.

Zonular

Of or pertaining to a zone; zone-shaped.

Zonule

A little zone, or girdle.

Zonure

Any one of several of South African lizards of the genus Zonura, common in rocky situations.

Zoochemistry

Animal chemistry; particularly, the description of the chemical compounds entering into the composition of the animal body, in distinction from biochemistry.

Zoochlorella

One of the small green granulelike bodies found in the interior of certain stentors, hydras, and other invertebrates.

Zoocyst

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.

Zoocytium

The common support, often branched, of certain species of social Infusoria.

Zoodendrium

The branched, and often treelike, support of the colonies of certain Infusoria.

Zooecium

One of the cells or tubes which inclose the feeling zooids of Bryozoa. See Illust. of Sea Moss.

Zooerythrine

A peculiar organic red coloring matter found in the feathers of various birds.

Zoogamy

The sexual reproduction of animals.

Zoogenic

Of or pertaining to zoogeny, animal production.

Zoogeography

The study or description of the geographical distribution of animals.

Zoogloea

A colony or mass of bacteria imbedded in a viscous gelatinous substance. The zoogloea is characteristic of a transitory stage through which rapidly multiplying bacteria pass in the course of their evolution. Also used adjectively.

Zoographer

One who describes animals, their forms and habits.

Zoography

A description of animals, their forms and habits.

Zooid

An organic body or cell having locomotion, as a spermatic cell or spermatozooid.

Zooidal

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

Zoological

Of or pertaining to Zoology, or the science of animals.

Zoologically

In a Zoological manner; according to the principles of Zoology.

Zoologize

To study Zoology; esp., to collect animals for study.

Zoomelanin

A pigment giving the black color to the feathers of many birds.

Zoon

An animal which is the sole product of a single egg; -- opposed to zooid. Any one of the perfectly developed individuals of a compound animal.

Zoonic

Of or pertaining to animals; obtained from animal substances.

Zoonite

One of the segments of the body of an articulate animal. One of the theoretic transverse divisions of any segmented animal.

Zoonomy

The laws of animal life, or the science which treats of the phenomena of animal life, their causes and relations.

Zoophaga

An artificial group comprising various carnivorous and insectivorous animals.

Zoophoric

Bearing or supporting the figure of an animal; as, a zoophoric column.

Zoophorous

The part between the architrave and cornice; the frieze; -- so called from the figures of animals carved upon it.

Zoophyta

An extensive artificial and heterogeneous group of animals, formerly adopted by many Zoologists. It included the c/lenterates, echinoderms, sponges, Bryozoa, Protozoa, etc.

Zoophyte

Any one of numerous species of invertebrate animals which more or less resemble plants in appearance, or mode of growth, as the corals, gorgonians, sea anemones, hydroids, bryozoans, sponges, etc., especially any of those that form compound colonies having a branched or treelike form, as many corals and hydroids. Any one of the Zoophyta.

Zoophytoid

Pertaining to, or resembling, a zoophyte.

Zoophytological

Of or pertaining to zoophytology; as, zoophytological observations.

Zoopraxiscope

An instrument similar to, or the same as, the, the phenakistoscope, by means of which pictures projected upon a screen are made to exhibit the natural movements of animals, and the like.

Zoosperm

One of the spermatic particles; spermatozoid.

Zoosporic

Of or pertaining to zoospores; of the nature of zoospores.

Zootic

Containing the remains of organized bodies; -- said of rock or soil.

Zootomist

One who dissects animals, or is skilled in zootomy.

Zootomy

The dissection or the anatomy of animals; -- distinguished from androtomy.

Zootrophic

Of or pertaining to the nourishment of animals.

Zope

A European fresh-water bream (Abramis ballerus).

Zopilote

The urubu, or American black vulture.

Zorilla

Either one of two species of small African carnivores of the genus Ictonyx allied to the weasels and skunks.

Zoroaster

The persian prophet Zarathustra, who probably lived in the second millenium B. C. His treachings form the basis for the religion Zoroastrianism.

Zoroastrian

A follower of Zoroaster; one who accepts Zoroastrianism.

Zoroastrianism

The religious system of Zoroaster, the legislator and prophet of the ancient Persians, which was the national faith of Persia; mazdeism. The system presupposes a good spirit (Ormuzd) and an opposing evil spirit (Ahriman). Cf. Fire worship, under Fire, and Parsee.

Zostera

A genus of plants of the Naiadaceae, or Pondweed family. Zostera marina is commonly known as sea wrack, and eelgrass.

Zosterops

A genus of birds that comprises the white-eyes. See White-eye.

Zouave

One of an active and hardy body of soldiers in the French service, originally Arabs, but now composed of Frenchmen who wear the Arab dress. Hence, one of a body of soldiers who adopt the dress and drill of the Zouaves, as was done by a number of volunteer regiments in the army of the United States in the Civil War, 1861-65.

Zounds

An exclamation formerly used as an oath, and an expression of anger or wonder.

Zoutch

To stew, as flounders, eels, etc., with just enough or liquid to cover them.

Zuchetto

A skullcap covering the tonsure, worn under the berretta. The pope's is white; a cardinal's red; a bishop's purple; a priest's black.

Zufolo

A little flute or flageolet, especially that which is used to teach birds.

Zulu

Any member of the tribe of Zulus; a Zulu-Kaffir. See Zulus.

Zulu-Kaffir

A member of the Bantu race comprising the Zulus and the Kaffirs.

Zulus

The most important tribe belonging to the Kaffir race. They inhabit a region on the southeast coast of Africa, but formerly occupied a much more extensive country. They are noted for their warlike disposition, courage, and military skill.

Zumbooruk

A small cannon supported by a swiveled rest on the back of a camel, whence it is fired, -- used in the East.

Zuni Zunis

A tribe of Pueblo Indians occupying a village in New Mexico, on the Zu/i River.

Zunian

Of or pertaining to the Zu/is, or designating their linguistic stock. A Zu/i.

Zunyite

A fluosilicate of alumina occurring in tetrahedral crystals at the Zu/i mine in Colorado.

Zwanziger

An Austrian silver coin equivalent to 20 kreutzers, or about 10 cents.

Zwieback

A kind of biscuit or rusk first baked in a loaf and afterwards cut and toasted.

Zwinglian

Of or pertaining to Ulric Zwingli (1481-1531), the reformer of German Switzerland, who maintained that in the Lord's Supper the true body of Christ is present by the contemplation of faith but not in essence or reality, and that the sacrament is a memorial without mystical elements. A follower of Zwingli.

Zygapophysis

One of the articular processes of a vertebra, of which there are usually four, two anterior and two posterior. See under Vertebra.

Zygenid

Any one of numerous species of moths of the family Zygaenidae, most of which are bright colored. The wood nymph and the vine forester are examples. Also used adjectively.

Zygobranchia

A division of marine gastropods in which the gills are developed on both sides of the body and the renal organs are also paired. The abalone (Haliotis) and the keyhole limpet (Fissurella) are examples.

Zygodactylae

The zygodactylous birds. In a restricted sense applied to a division of birds which includes the barbets, toucans, honey guides, and other related birds.

Zygodactylous Zygodactylic

Yoke-footed; having the toes disposed in pairs; -- applied to birds which have two toes before and two behind, as the parrot, cuckoo, woodpecker, etc.

Zygoma

The jugal, malar, or cheek bone. The zygomatic process of the temporal bone. The whole zygomatic arch.

Zygomatic

Of, pertaining to, or in the region of, the zygoma.

Zygomorphous Zygomorphic

Symmetrical bilaterally; -- said of organisms, or parts of organisms, capable of division into two symmetrical halves only in a single plane.

Zygophyllaceae

A natural family of small trees, shrubs, and herbs of warm arid and saline regions; it is often resinous, and some are poisonous. It contains the genera Zygophyllum; Tribulus; Guaiacum; and Larrea.

Zygophyllum

A genus of usually tropical herbs or shrubs having ill-smelling foliage and flower buds that are used as capers: bean capers.

Zygophyte

Any plant of a proposed class or grand division (Zygophytes, Zygophyta, or Zygosporeae), in which reproduction consists in the union of two similar cells. Cf. Oophyte.

Zygoptera

A suborder consisting of the damselflies.

Zygosis

The process of the merging of two gametes. Same as Conjugation.

zygosity

The property of being either homogeneous or heterogeneous with respect to the allelic genes determining some hereditary trait in a diploid or polyploid organism; if homogeneous, the organism is homozygous; if heterogeneous, it is heterozygous.

Zygosperm

A spore formed by the union of the contents of two similar cells, either of the same or of distinct individual plants. Zygosperms are found in certain orders of algae and fungi.

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