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/maɪtˈnɪəɹi.əm/ · noun
A transuranic chemical element (symbol Mt) with atomic number 109..
Use meitnerium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Meitnerium means A transuranic chemical element (symbol Mt) with atomic number 109..
Common synonyms include eka-iridium, unnilennium.
The opposite depends on the specific sense.
Use meitnerium where its definition matches the intended context.
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