Definition of barium

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Barium (n.) One of the elements, belonging to the alkaline earth group; a metal having a silver-white color, and melting at a very high temperature. It is difficult to obtain the pure metal, from the facility with which it becomes oxidized in the air. Atomic weight, 137. Symbol, Ba. Its oxide called baryta..

Lern More About Barium

Baric :: Baric (a.) Of or pertaining to barium; as, baric oxide..
Herbarium :: Herbarium (n.) A book or case for preserving dried plants.
Syllabary :: Syllabarium (n.) A syllabary.
Verbarium :: Verbarium (n.) A game in word making. See Logomachy, 2..
Herbarium :: Herbarium (n.) A collection of dried specimens of plants, systematically arranged..
Barite :: Barite (n.) Native sulphate of barium, a mineral occurring in transparent, colorless, white to yellow crystals (generally tabular), also in granular form, and in compact massive forms resembling marble. It has a high specific gravity, and hence is often called heavy spar. It is a common mineral in metallic veins..
Baryta :: Baryta (n.) An oxide of barium (or barytum); a heavy earth with a specific gravity above 4.
Barytum :: Barytum (n.) The metal barium. See Barium.
Heavy Spar :: Heavy spar () Native barium sulphate or barite, -- so called because of its high specific gravity as compared with other non-metallic minerals..
Monoxide :: Monoxide (n.) An oxide containing one atom of oxygen in each molecule; as, barium monoxide..
Hortus Siccus :: Hortus siccus () A collection of specimens of plants, dried and preserved, and arranged systematically; an herbarium..
Baryto-calcite :: Baryto-calcite (n.) A mineral of a white or gray color, occurring massive or crystallized. It is a compound of the carbonates of barium and calcium..
Columbarium :: Columbarium (n.) A sepulchral chamber with niches for holding cinerary urns.
Hyalophane :: Hyalophane (n.) A species of the feldspar group containing barium. See Feldspar.
Saccharate :: Saccharate (n.) In a wider sense, a compound of saccharose, or any similar carbohydrate, with such bases as the oxides of calcium, barium, or lead; a sucrate..
Test :: Test (n.) A reaction employed to recognize or distinguish any particular substance or constituent of a compound, as the production of some characteristic precipitate; also, the reagent employed to produce such reaction; thus, the ordinary test for sulphuric acid is the production of a white insoluble precipitate of barium sulphate by means of some soluble barium salt..
Herbariums :: Herbariums (pl. ) of Herbariu.
Witherite :: Witherite (n.) Barium carbonate occurring in white or gray six-sided twin crystals, and also in columnar or granular masses..
Barytes :: Barytes (n.) Barium sulphate, generally called heavy spar or barite. See Barite..
Columbarium :: Columbarium (n.) A dovecote or pigeon house.
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