| 1. |
(noun) one who refuses to serve in the armed forces on grounds of conscience |
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Synonyms: conscientious objector |
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Related Words: contestant, dissenter, dissident, objector, protester |
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| 2. |
(noun) a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition |
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Synonyms: atomic number 27, cobalt |
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Related Words: cobalt 60, metal, metallic element |
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| 3. |
(noun) a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis |
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Synonyms: carbon dioxide, carbonic acid gas |
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Related Words: blackdamp, chokedamp, dioxide |
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