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The outermost of the three small auditory bones, ossicles; the hammer. It is attached to the tympanic membrane by a long process, the handle or manubrium. See Illust. of Far.

to a body formed in the developing ovum from the plasma of the nucleus of the germinal vesicle.

An analogous mass of protoplasm in the ovule of a flowering plant; an embryonic vesicle. Goodale.

Same as Ossicle.

An auditory cyst or vesicle; one of the simple auditory organs of many invertebrates, containing a fluid and otoliths; also, the embryonic vesicle from which the parts of the internal ear of vertebrates are developed.

An auditory ossicle. R. Owen.

A germinal vesicle.

ieved to occur through the nonsexual formation of an embryo extraneous to the embrionic vesicle.

A slender support of any special organ, as that of a capsule in mosses, an air vesicle in algæ, or a sporangium in ferns.

In embryonic development, a vesicle filled with fluid, formed from the morula by the divergence of its cells in such a manner as to give rise to a central space, around which the cells arrange themselves as an envelope; an embryonic form intermediate between the morula and gastrula. Sometimes used as synonymous with ga…

portion, or spherical envelope, surrounding the eccentric germinal spot of the germinal vesicle.

A vesicle or an elevation of the cuticle with an inflamed base, containing pus. Malignant pustule. See under Malignant.

A versicle sung in answer to the priest, or as a refrain. Which, if should repeat again, would turn my answers into responsories, and beget another liturgy. Milton.

esence of a vegetable parasite, and forming ring-shaped discolored patches covered with vesicles or powdery scales. It occurs either on the body, the face, or the scalp. Different varieties are distinguished as Tinea circinata, Tinea tonsurans, etc., but all are caused by the same parasite (a species of Trichophyton).…

An eruption upon the skin, consisting of vesicles with inflamed base and filled with serous, purulent, or bloody fluid, which dries up, forming a blackish crust.

An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part.

ed; pertaining to, or connected with, the formation of semen; as, seminiferous cells or vesicles.

-- Sheep pox (Med.), a contagious disease of sheep, characterixed by the development of vesicles or pocks upon the skin. -- Sheep scabious. (Bot.) Same as Sheep's bit. -- Sheep shears, shears in which the blades form the two ends of a steel bow, by the elasticity of which they open as often as pressed together by the…

ption; variola. The cutaneous eruption is at first a collection of papules which become vesicles (first flat, subsequently umbilicated) and then pustules, and finally thick crusts which slough after a certain time, often leaving a pit, or scar.

side of the notochord, and from which the walls of the enteric canal and the umbilical vesicle are developed. See Somatopleure. -- Splanch`no*pleu"ric, a.