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A variety of crystallized quartz, of a purple or bluish violet color, of different shades. It is much used as a jeweler's stone. Oriental amethyst, the violet-blue variety of transparent crystallized corundum or sapphire.

s a suffix; as, amic acid; phosphamic acid. Amic acid (Chem.), one of a class of nitrogenized acids somewhat resembling amides.

ot the usual mode of division, and is believed by many to occur chiefly in highly specialized cells which are incapable of long-continued multiplication, in transitory structures, and in those in early stages of degeneration.

Of or pertaining to the amnion; characterized by an amnion; as, the amniotic fluid; the amniotic sac. Amniotic acid. (Chem.) [R.] See Allantoin.

Without crystallization in the ultimate texture of a solid substance; uncrystallized.

Characterized by amphiarthrosis.

called the lancelet. Its body is pointed at both ends. It is the lowest and most generalized of the vertebrates, having neither brain, skull, vertebræ, nor red blood. It forms the type of the group Acrania, Leptocardia, etc.

etimes applied to a member of any sect holding that rebaptism is necessary for those baptized in infancy.

Characterized by, or involving, anachronism; anachronistic.

Characterized by, or connected with, insensibility; as, an anæsthetic effect or operation.

ee under Geometry. -- Analytic language, a noninflectional language or one not characterized by grammatical endings. -- Analytical table (Nat. Hist.), a table in which the characteristics of the species or other groups are arranged so as to facilitate the determination of their names.

That may be analyzed.

Any person or thing anathematized, or cursed by ecclesiastical authority. The Jewish nation were an anathema destined to destruction. St. Paul . . . says he could wish, to save them from it, to become an anathema, and be destroyed himself. Locke. Anathema Maranatha Etym: (see 1 Cor. xvi. 22), an expression commonly con…

The art of dissecting, or artificially separating the different parts of any organized body, to discover their situation, structure, and economy; dissection.

Fertilized by the agency of the wind; -- said of plants in which the pollen is carried to the stigma by the wind; wind- Fertilized. Lubbock.

iveted. -- Angle leaf (Arch.), a detail in the form of a leaf, more or less conventionalized, used to decorate and sometimes to strengthen an angle. -- Angle meter, an instrument for measuring angles, esp. for ascertaining the dip of strata. -- Angle shaft (Arch.), an enriched angle bead, often having a capital or b…

oöl.), a variety of the domestic goat, reared for its long silky hair, which is highly prized for manufacture.

An organized living being endowed with sensation and the power of voluntary motion, and also characterized by taking its food into an internal cavity or stomach for digestion; by giving carbonic acid to the air and taking oxygen in the process of respiration; and by increasing in motive power or active aggressive force…

A group of herbivorous mammals characterized by having the hoofs in a single series around the foot, as the elephant, rhinoceros, etc.

Characterized by unequal toes, three turned forward and one backward, as in most passerine birds.