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llic box (shaped like a watch) from which the air has been exhausted. An index shows the variation of pressure.

A form of devotion in which three Ave Marias are repeated. It is said at morning, noon, and evening, at the sound of a bell.

matic bark used as a tonic, obtained from a South American of the rue family (Galipea cusparia, or officinalis). U. S. Disp.

A disease due to the presence of the parasites Agchylostoma duodenale, Uncinaria (subgenus Necator) americana, or allied nematodes, in the small intestine. When present in large numbers they produce a severe anæmia by sucking the blood from the intestinal walls. Called also miner's anæmia, tunnel disease, brickmaker's…

A genus of mosquitoes which are secondary hosts of the malaria parasites, and whose bite is the usual, if not the only, means of infecting human beings with malaria. Several species are found in the United States. They may be distinguished from the ordinary mosquitoes of the genus Culex by the long slender palpi, nearl…

which includes the corals and sea anemones. The three principal groups or orders are Acyonaria, Actinaria, and Madreporaria.

poison prepared in Java from the gum resin of one species of the upas tree (Antiaris toxicaria).

g.: With reference to April being the month in which vegetation begins to put forth, the variableness of its weather, etc. The April's her eyes; it is love's spring. Shak. April fool, one who is sportively imposed upon by others on the first day of April.

A group of Turbellaria in which there is no anal aperture.

The independent variable upon whose value that of a function depends. Brande & C.

A short aria, or air. "A military ariette." Sir W. Scott.

An aquatic plant of the genus Sagittaria, esp. S. sagittifolia, -- named from the shape of the leaves.

The language of the original Aryans. [Written also Arian.]

e leaves of the pitcher plant, or the little bladderlike traps of the bladderwort (Utricularia).

vision of Hydroidea in which the zooids are naked, or not inclosed in a capsule. See Tubularian.

To set at one; to reduce to concord; to reconcile, as parties at variance; to appease. [Obs.] I would do much To atone them, for the love I bear to Cassio. Shak.

To assume affected attitudes; to strike an attitude; to pose. Maria, who is the most picturesque figure, was put to attitudinize at the harp. Hannah More.

An ave Maria. He repeated Aves and Credos. Macaulay.

A plant (Subularia aquatica), with awl-shaped leaves.

A soft white alloy of variable composition (as a nine parts of tin to one of copper, or of fifty parts of tin to five of antimony and one of copper) used in bearings to diminish friction.