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Argentiferous

Producing or containing silver; as, argentiferous lead ore or veins.

Argentina

a country in South America, bordering Chile and Bolivia.

Argentine

A siliceous variety of calcite, or carbonate of lime, having a silvery-white, pearly luster, and a waving or curved lamellar structure.

Argentinidae

a family of small marine soft-finned fishes with long silvery bodies; related to salmons and trouts.

Argentite

Sulphide of silver; -- also called vitreous silver, or silver glance. It has a metallic luster, a lead-gray color, and is sectile like lead.

Argentous

Of, pertaining to, or containing, silver; -- said of certain silver compounds in which silver has a higher proportion than in argentic compounds; as, argentous chloride.

Argil

Clay, or potter's earth; sometimes pure clay, or alumina. See Clay.

Argillaceous

Of the nature of clay; consisting of, or containing, argil or clay; clayey.

Argilliferous

Producing clay; -- applied to such earths as abound with argil.

Argillite

Argillaceous schist or slate; clay slate. Its colors is bluish or blackish gray, sometimes greenish gray, brownish red, etc.

Argive

Of or performance to Argos, the capital of Argolis in Greece. A native of Argos. Often used as a generic term, equivalent to Grecian or Greek.

Argo

The name of the ship which carried Jason and his fifty-four companions to Colchis, in quest of the Golden Fleece.

Argoan

Pertaining to the ship Argo.

Argol

Crude tartar; an acidulous salt from which cream of tartar is prepared. It exists in the juice of grapes, and is deposited from wines on the sides of the casks.

Argolic

Pertaining to Argolis, a district in the Peloponnesus.

Argon

A colorless, odorless gas occurring in the air (of which it constitutes 0.93 per cent by volume), in volcanic gases, etc.; -- so named on account of its inertness by Rayleigh and Ramsay, who prepared and examined it in 1894-95. Symbol, A; at. wt., 39.9. Argon is condensible to a colorless liquid boiling at -186.1/ C. and to a solid melting at -189.6/ C. It has a characteristic spectrum. No compounds of it are known, but there is physical evidence that its molecule is monatomic. Weight of one liter at 0/ C. and 760 mm., 1.7828 g.

Argonaut

Any one of the legendary Greek heroes who sailed with Jason, in the Argo, in quest of the Golden Fleece.

Argonauta

A genus of Cephalopoda. The shell is called paper nautilus or paper sailor.

Argonautidae

a family of cephalopods represented solely by the genus Argonauta.

Argonne

an American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the Armistice on November 11.

Argos

an ancient city in SE Greece; dominated the Peloponnese in the 7th century BC.

Argosy

A large ship, esp. a merchant vessel of the largest size.

Argot

A secret language or conventional slang peculiar to thieves, tramps, and vagabonds; flash.

Arguable

Capable of being argued; admitting of debate.

Argue

To debate or discuss; to treat by reasoning; as, the counsel argued the cause before a full court; the cause was well argued.

Arguer

One who argues; a reasoner; a disputant.

Argufy

To argue pertinaciously.

Argulus

A genus of copepod Crustacea, parasitic of fishes; a fish louse. See Branchiura.

Argumental

Of, pertaining to, or containing, argument; argumentative.

Argumentation

The act of forming reasons, making inductions, drawing conclusions, and applying them to the case in discussion; the operation of inferring propositions, not known or admitted as true, from facts or principles known, admitted, or proved to be true.

Argumentative

Consisting of, or characterized by, argument; containing a process of reasoning; as, an argumentative discourse.

Argus

A fabulous being of antiquity, said to have had a hundred eyes, who has placed by Juno to guard Io. His eyes were transplanted to the peacock's tail.

Argus-eyed

Extremely observant; watchful; sharp-sighted.

Argyreia

a genus of woody climbers of tropical Asia to Australia.

Argyrol

a compound of protein and silver used as a mild antiseptic; Argyrol is the trademark.

Argyroxiphium

a small genus of Hawaiian spreading and rosette-forming shrubs.

Arhant

a Buddhist who has attained nirvana.

Arhat

a Buddhist who has attained nirvana.

Aria

An air or song; a melody; a tune.

Arian

Pertaining to Arius, a presbyter of the church of Alexandria, in the fourth century, or to the doctrines of Arius, who held Christ to be inferior to God the Father in nature and dignity, though the first and noblest of all created beings. One who adheres to or believes the doctrines of Arius.

Arianrod

a goddess famous for her beauty; the mother of Dylan.

Aricine

An alkaloid, first found in white cinchona bark.

Arid

Exhausted of moisture; parched with heat; dry; barren.

Aridity

The state or quality of being arid or without moisture; dryness.

Ariel

In the Cabala, a water spirit; in later folklore, a light and graceful spirit of the air.

Ariel gazelle Ariel

A variety of the gazelle (Antilope dorcas, or Gazella, dorcas), found in Arabia and adjacent countries. A squirrel-like Australian marsupial, a species of Petaurus. A beautiful Brazilian toucan Ramphastos ariel).

Aries

The Ram; the first of the twelve signs in the zodiac, which the sun enters at the vernal equinox, about the 21st of March. A constellation west of Taurus, drawn on the celestial globe in the figure of a ram.

Arietation

The act of butting like a ram; act of using a battering-ram.

Aright

Rightly; correctly; in a right way or form; without mistake or crime; as, to worship God aright.

Arillode

A false aril; an aril originating from the micropyle instead of from the funicle or chalaza of the ovule. The mace of the nutmeg is an arillode.

Arillus Aril

A exterior covering, forming a false coat or appendage to a seed, as the loose, transparent bag inclosing the seed of the white water lily. The mace of the nutmeg is also an aril.

Ariocarpus

a genus of slow-growing geophytic cacti; northern and eastern Mexico; southern Texas.

Arion

In Greek legend, a fabulous horse, the offspring of Poseidon by Demeter (or, in other accounts, Gaea or a harpy) who to escape him had metamorphosed herself into a mare. It was successively owned by Copreus, Oncus, Heracles, and Adrastus. It possessed marvelous powers of speech, and its right feet were those of a man.

Ariose

Characterized by melody, as distinguished from harmony.

Arioso

In the smooth and melodious style of an air; ariose.

Arisarum

a genus of tuberous or rhizomatous perennial herbs; mainly Mediterranean area.

Arist

3d sing. pres. of Arise, for ariseth.

Aristate

Having a pointed, beardlike process, as the glumes of wheat; awned.

Aristocrat

One of the aristocracy or people of rank in a community; one of a ruling class; a noble.

Aristocratical Aristocratic

Of or pertaining to an aristocracy; consisting in, or favoring, a government of nobles, or principal men; as, an aristocratic constitution.

Aristolochiales

an order of plants distinguished by tubular petaloid perianth and inferior ovary. It includes the Aristolochiaceae, Rafflesiaceae, and Hydnoraceae.

Aristophanic

Of or pertaining to Aristophanes, the Athenian comic poet.

Aristotelia

a small genus of shrubs or small trees of Australia and New Zealand and West South America.

Aristotelian

Of or pertaining to Aristotle, the famous Greek philosopher (384-322 b. c.). A follower of Aristotle; a Peripatetic. See Peripatetic.

Aristotelic

Pertaining to Aristotle or to his philosophy.

Aristotype

Orig., a printing-out process using paper coated with silver chloride in gelatin; now, any such process using silver salts in either collodion or gelatin; also, a print so made.

Arithmetic

The science of numbers; the art of computation by figures.

Arithmetical

Of or pertaining to arithmetic; according to the rules or method of arithmetic.

Ark

A chest, or coffer.

Arkose

A sandstone derived from the disintegration of granite or gneiss, and characterized by feldspar fragments.

Arles

An earnest; earnest money; money paid to bind a bargain.

Arm

To provide one's self with arms, weapons, or means of attack or resistance; to take arms.

Armada

A fleet of armed ships; a squadron. Specifically, the Spanish fleet which was sent to assail England, a. d. 1558.

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