Part 42

||Zo`an*tha"ri*a (?), n. pl. [NL.] (Zoöl.) Same as Anthozoa.

Zo`an*tha"ri*an (?), a. (Zoöl.) Of or pertaining to the Zoantharia. -- n. One of the Anthozoa.

Zo*an"tho*deme (?), n. [See Zoantharia, and Deme.] (Zoöl.) The zooids of a compound anthozoan, collectively.

Zo*an"thoid (?), a. [See Zoantharia, and -oid.] (Zoöl.) Of or pertaining to the Zoanthacea.

Zo*an"thro*py (?), n. [Gr. &?; animal + &?; man.] (Med.) A kind of monomania in which the patient believes himself transformed into one of the lower animals.

||Zo*an"thus (?), n. [NL. See Zoantharia.] (Zoöl.) A genus of Actinaria, including numerous species, found mostly in tropical seas. The zooids or polyps resemble small, elongated actinias united together at their bases by fleshy stolons, and thus forming extensive groups. The tentacles are small and bright colored.

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||Zo"bo (?), n. [Native name.] (Zoöl.) A kind of domestic cattle reared in Asia for its flesh and milk. It is supposed to be a hybrid between the zebu and the yak.

{ Zoc"co (?), Zoc"co*lo (?), } n. [It. fr. L. socculus. See Socle, and cf. Zacco.] (Arch.) Same as Socle.

Zo"cle (?; 277), n. (Arch.) Same as Socle.

Zo"di*ac (?), n. [F. zodiaque (cf. It. zodiaco), fr. L. zodiacus, Gr. &?; (sc. &?;), fr. &?;, dim. of zw^,on an animal, akin to &?; living, &?; to live.]

1. (Astron.) (a) An imaginary belt in the heavens, 16° or 18° broad, in the middle of which is the ecliptic, or sun's path. It comprises the twelve constellations, which one constituted, and from which were named, the twelve signs of the zodiac. (b) A figure representing the signs, symbols, and constellations of the zodiac.

2. A girdle; a belt. [Poetic & R.]

By his side, As in a glistering zodiac, hung the sword.

Milton.

Zo*di"a*cal (?), a. [Cf. F. zodiacal.] (Astron.) Of or pertaining to the zodiac; situated within the zodiac; as, the zodiacal planets.

Zodiacal light, a luminous tract of the sky, of an elongated, triangular figure, lying near the ecliptic, its base being on the horizon, and its apex at varying altitudes. It is to be seen only in the evening, after twilight, and in the morning before dawn. It is supposed to be due to sunlight reflected from multitudes of meteoroids revolving about the sun nearly in the plane of the ecliptic.

||Zo"ë*a (?), n. [NL., fr. Gr. &?; life.] (Zoöl.) A peculiar larval stage of certain decapod Crustacea, especially of crabs and certain Anomura. [Written also zoæa.]

In this stage the anterior part of the body is relatively large, and usually bears three or four long spines. The years are conspicuous, and the antennæ and jaws are long, fringed organs used in swimming. The thoracic legs are undeveloped or rudimentary, the abdomen long, slender, and often without appendages. The zoëa, after casting its shell, changes to a megalops.

Zo"e*trope (?), n. [Gr. &?; life + &?; turning, from &?; to turn.] An optical toy, in which figures made to revolve on the inside of a cylinder, and viewed through slits in its circumference, appear like a single figure passing through a series of natural motions as if animated or mechanically moved.

||Zo"har (?), n. [Heb. zhar candor, splendor.] A Jewish cabalistic book attributed by tradition to Rabbi Simon ben Yochi, who lived about the end of the 1st century, a. d. Modern critics believe it to be a compilation of the 13th century. Encyc. Brit.

Zo"ic (?), a. [Gr. &?;.] (Zoöl.) Of or pertaining to animals, or animal life.

Zo"ide (?), n. (Biol.) See Meride.

Zo*il"e*an (?), a. Having the characteristic of Zoilus, a bitter, envious, unjust critic, who lived about 270 years before Christ.

Zo"i*lism (?), n. 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.

Zois"ite (?), n. [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.