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Pronunciation varies by accent · noun
The systematic element name for the (as yet undiscovered) chemical element with atomic number 131 (symbol Utu)..
Use untriunium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Untriunium means The systematic element name for the (as yet undiscovered) chemical element with atomic number 131 (symbol Utu)..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use untriunium where its definition matches the intended context.
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