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Webster’s Dictionary (1828)



5,920 words match “ARA”

ALLOMEROUS a.
Characterized by allomerism.
ALLOMORPH n.
ubstance having such forms; -- as, carbonate of lime occurs in the allomorphs calcite and aragonite.
ALLOY n.
The quality, or comparative purity, of gold or silver; fineness.
ALMAIN; ALMAYNE; ALMAN n.
de. Almain rivets, Almayne rivets, or Alman rivets, a sort of light armor from Germany, characterized by overlapping plates, arranged to slide on rivets, and thus afford great flexibility.
ALMOND FURNACE n.
A kind of furnace used in refining, to separate the metal from cinders and other foreign matter. Chambers.
ALMUCANTAR n.
A small circle of the sphere parallel to the horizon; a circle or parallel of altitude. Two stars which have the same almucantar have the same altitude. See Almacantar. [Archaic] Almucanter staff, an ancient instrument, having an arc of fifteen degrees, formerly used at sea to take observations of the sun's amplitude a…
ALOE n.
some classed as trees, others as shrubs, but the greater number having the habit and appearance of evergreen herbaceous plants; from some of which are prepared articles for medicine and the arts. They are natives of warm countries.
ALPHABETIC; ALPHABETICAL a.
hed with, expressed by, or in the order of, the letters of the alphabet; as, alphabetic characters, writing, languages, arrangement.
ALTERCATIVE a.
Characterized by wrangling; scolding. [R.] Fielding.
ALTERNATE a.
the internal and angles made by two lines with a third, on opposite sides of it. It the parallels AB, CD, are cut by the line EF, the angles AGH, GHD, as also the angles BGH and GHC, are called alternate angles. -- Alternate generation. (Biol.) See under Generation.
ALTHEINE n.
Asparagine.
ALTITUDE n.
The perpendicular distance from the base of a figure to the summit, or to the side parallel to the base; as, the altitude of a triangle, pyramid, parallelogram, frustum, etc.
AMALGAMATION n.
n of compounding mercury with another metal; -- applied particularly to the process of separating gold and silver from their ores by mixing them with mercury. Ure.
AMALGAMATIVE a.
Characterized by amalgamation.
AMALGAMATOR n.
One who, or that which, amalgamates. Specifically: A machine for separating precious metals from earthy particles by bringing them in contact with a body of mercury with which they form an amalgam.
AMANITA n.
A genus of poisonous fungi of the family Agaricaceæ, characterized by having a volva, an annulus, and white spores. The species resemble edible mushrooms, and are frequently mistaken for them. Amanita muscaria, syn. Agaricus muscarius, is the fly amanita, or fly agaric; and A. phalloides is the death cup.…
AMARINE n.
A characteristic crystalline substance, obtained from oil of bitter almonds.
AMATEURSHIP n.
The quality or character of an amateur.
AMAUROTIC a.
Affected with amaurosis; having the characteristics of amaurosis.
AMBIPAROUS a.
Characterized by containing the rudiments of both flowers and leaves; -- applied to a bud.
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