Cobaltous
Cobaltous Co*balt"ous, 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]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • cobaltous — [kō bôl′təs] adj. of or containing divalent cobalt …   English World dictionary

  • cobaltous — adjective Date: 1863 of, relating to, or containing cobalt especially with a valence of two …   New Collegiate Dictionary

  • cobaltous — /koh bawl teuhs/, adj. containing bivalent cobalt. [1860 65; COBALT + OUS] * * * …   Universalium

  • cobaltous — adjective Containing cobalt in oxidation state 2. See Also: cobalto …   Wiktionary

  • cobaltous — co·bal·tous kō bȯl təs adj of, relating to, or containing cobalt esp. with a valence of two * * * co·bal·tous (ko bawlґtəs) pertaining to or containing cobalt in its bivalent state …   Medical dictionary

  • cobaltous — co·bal·tous …   English syllables

  • cobaltous — co•bal•tous [[t]koʊˈbɔl təs[/t]] adj. chem. containing bivalent cobalt • Etymology: 1860–65 …   From formal English to slang

  • cobaltous — /koʊˈbɔltəs/ (say koh bawltuhs) adjective containing divalent cobalt …   Australian English dictionary

  • cobaltous — (ˈ)kō|bȯltəs adjective Etymology: cobalt + ous : of, relating to, or containing cobalt used especially of cobalt compounds in which this element is bivalent; compare cobaltic …   Useful english dictionary

  • Cobaltous chloride — Cobaltous Co*balt ous, 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… …   The Collaborative International Dictionary of English

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