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Osmium   Listen
noun
osmium  n.  (Chem.) A rare metallic element of the platinum group with atomic number 76. It is found native as an alloy in platinum ore, and in iridosmine. It is a hard, infusible, bluish or grayish white metal, and the heaviest substance known. Its tetroxide is used in histological experiments to stain tissues. Symbol Os. Atomic weight 190.2. Specific gravity 22.477.






Collaborative International Dictionary of English 0.48








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Words linked to "Osmium" :   atomic number 76, os, metallic element, metal



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