%balt%

a. [ NL. mare Balticum, fr. L. balteus belt, from certain straits or channels surrounding its isles, called belts. See Belt. ] Of or pertaining to the sea which separates Norway and Sweden from Jutland, Denmark, and Germany; situated on the Baltic Sea. [ 1913 Webster ]

{ } (Zool.) A common bird (Icterus galbula) of eastern and central America and Canada, named after Lord Baltimore, because its colors (black and orange red) are like those of his coat of arms; -- called also golden robin. It winters in the American tropics. [ 1913 Webster ]

n. [ G. kobalt, prob. fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G. koben pigsty, hut, AS. cofa room, cofgodas household gods, Icel. kofi hut. If so, the ending -old stands for older -walt, -wald, being the same as -ald in E. herald and the word would mean ruler or governor in a house, house spirit, the metal being so called by miners, because it was poisonous and troublesome. Cf. Kobold, Cove, Goblin. ] 1. (Chem.) A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co. [ 1913 Webster ]

☞ It occurs in nature in combination with arsenic, sulphur, and oxygen, and is obtained from its ores, smaltite, cobaltite, asbolite, etc. Its oxide colors glass or any flux, as borax, a fine blue, and is used in the manufacture of smalt. It is frequently associated with nickel, and both are characteristic ingredients of meteoric iron. [ 1913 Webster ]

2. A commercial name of a crude arsenic used as fly poison. [ 1913 Webster ]

Cobalt bloom. Same as Erythrite. --
Cobalt blue, a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; -- called also cobalt ultramarine, and Thenard's blue. --
Cobalt crust, earthy arseniate of cobalt. --
Cobalt glance. (Min.) See Cobaltite. --
Cobalt green, a pigment consisting essentially of the oxides of cobalt and zinc; -- called also Rinman's green. --
Cobalt yellow (Chem.), a yellow crystalline powder, regarded as a double nitrite of cobalt and potassium. [ 1913 Webster ]

a. [ Cf. F. cobaltique. ] (Chem.) Pertaining to, derived from, or containing, cobalt; -- said especially of those compounds in which cobalt has higher valence; as, cobaltic oxide. [ 1913 Webster ]

Luteo-cobaltic compounds (Chem.), an extensive series of complex yellow compounds of ammonia and cobaltic salts. --
Roseo-cobaltic compounds (Chem.), an extensive series of complex red compounds of cobalt and ammonia. Modifications of these are the purpureo-cobaltic compounds. [ 1913 Webster ]

a. [ Cobalt + -ferous. ] (Min.) Containing cobalt. [ 1913 Webster ]

{ n. (Min.) A mineral of a nearly silver-white color, composed of arsenic, sulphur, and cobalt. [ 1913 Webster ]

a. (Chem.) Pertaining to, derived from, or containing, cobalt; -- said esp. of cobalt compounds in which the metal has its lower valence. [ 1913 Webster ]

Cobaltous chloride, a crystalline compound, CoCl2, of a pale rose color when hydrous, blue when dehydrated. Its solution is used for a sympathetic ink, the writing being nearly colorless when dried in the air, owing to absorbed moisture, and becoming bright blue when warmed. [ 1913 Webster ]

n. See Cobalt. [ 1913 Webster ]

a. (Chem.) Pertaining to, or designating, certain compounds of cobalt having a yellow color. Cf. Cobaltic. [ 1913 Webster ]

Luteocobaltic chloride (Chem.), a brilliant reddish yellow crystalline compound, Co2Cl6(NH3)12, obtained by the action of ammonium chloride on an ammoniacal solution of cobaltic chloride. [ 1913 Webster ]

n. [ G. ] Smaltite. [ 1913 Webster ]

a. [ F. subalterne, LL. subalternus, fr. L. sub under + alter the one, the other of two. See Alter. ] 1. Ranked or ranged below; subordinate; inferior; specifically (Mil.), ranking as a junior officer; being below the rank of captain; as, a subaltern officer. [ 1913 Webster ]

2. (Logic) Asserting only a part of what is asserted in a related proposition. [ 1913 Webster ]

Subaltern genus. (Logic) See under Genus. [ 1913 Webster ]

n. 1. A person holding a subordinate position; specifically, a commissioned military officer below the rank of captain. [ 1913 Webster ]

2. (Logic) A subaltern proposition. Whately. [ 1913 Webster ]

n. (Logic) A universal proposition. See Subaltern, 2. Whately. [ 1913 Webster ]

a. 1. Succeeding by turns; successive. [ 1913 Webster ]

2. Subordinate; subaltern; inferior. [ 1913 Webster ]

All their subalternate and several kinds. Evelyn. [ 1913 Webster ]

n. (Logic) A particular proposition, as opposed to a universal one. See Subaltern, 2. [ 1913 Webster ]

a. Subalternate; successive. [ 1913 Webster ]