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Altruism
n.
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Regard for others, both natural and moral; devotion to the interests of others; brotherly kindness; -- opposed to egoism or selfishness.
Altruist
n.
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One imbued with altruism; -- opposed to egoist.
Altruistic
a.
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Regardful of others; beneficent; unselfish; -- opposed to egoistic or selfish.
Aludel
n.
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One of the pear-shaped pots open at both ends, and so formed as to be fitted together, the neck of one into the bottom of another in succession; -- used in the process of sublimation.
Alula
n.
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A false or bastard wing. See under Bastard.
Alular
a.
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Pertaining to the alula.
Alum
n.
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A double sulphate formed of aluminium and some other element (esp. an alkali metal) or of aluminium. It has twenty-four molecules of water of crystallization.
Alum
v. t.
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To steep in, or otherwise impregnate with, a solution of alum; to treat with alum.
Alumen
n.
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Alum.
Alumina
n.
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One of the earths, consisting of two parts of aluminium and three of oxygen, Al2O3.
Aluminate
n.
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A compound formed from the hydrate of aluminium by the substitution of a metal for the hydrogen.
Aluminated
a.
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Combined with alumina.
Alumine
n.
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Alumina.
Aluminic
a.
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Of or containing aluminium; as, aluminic phosphate.
Aluminiferous
a.
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Containing alum.
Aluminiform
a.
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Having the form of alumina.
Aluminium
n.
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The metallic base of alumina. This metal is white, but with a bluish tinge, and is remarkable for its resistance to oxidation, and for its lightness, having a specific gravity of about 2.6. Atomic weight 27.08. Symbol Al.
Aluminize
v. t.
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To treat or impregnate with alum; to alum.
Aluminous
a.
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Pertaining to or containing alum, or alumina; as, aluminous minerals, aluminous solution.
Aluminum
n.
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See Aluminium.
Alumish
a.
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Somewhat like alum.
Alumnae
pl.
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of Alumna
Alumna
n. fem.
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A female pupil; especially, a graduate of a school or college.
Alumni
pl.
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of Alumnus
Alumnus
n.
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A pupil; especially, a graduate of a college or other seminary of learning.
Alum root
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A North American herb (Heuchera Americana) of the Saxifrage family, whose root has astringent properties.
Alum schist
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Alt. of Alum shale
Alum shale
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A variety of shale or clay slate, containing iron pyrites, the decomposition of which leads to the formation of alum, which often effloresces on the rock.
Alum stone
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A subsulphate of alumina and potash; alunite.
Alunite
n.
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Alum stone.