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DUBNIUM
dubnium, Db, hahnium, element, atomic number
(noun) a transuranic element
Source: WordNet® 3.1
Etymology
Noun
dubnium (uncountable)
A transuranic chemical element (symbol Db) with atomic number 105.
(chemistry, obsolete) A rejected name for rutherfordium.
Synonyms
• eka-tantalum (used before the element was discovered)
• hahnium (proposed by American scientists, but rejected; still used by some Western scientists; see also hassium)
• joliotium (proposed by the IUPAC, but rejected)
• nielsbohrium (proposed by Russian scientists, but rejected)
• unnilpentium (used before the element had been officially named to avoid disputes between Western and Russian scientists over "hahnium" and "dubnium" respectively)
Source: Wiktionary
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24 April 2025
LININ
(noun) an obsolete term for the network of viscous material in the cell nucleus on which the chromatin granules were thought to be suspended
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