What does rontogram mean?
Rontogram means (metrology) An SI unit of mass equal to 10⁻²⁷ grams. Symbol: rg.
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Pronunciation varies by accent · noun
(metrology) An SI unit of mass equal to 10⁻²⁷ grams. Symbol: rg.
The arrival of the new prefixes means the Earth can now be said to weigh six ronnagrams, and Jupiter about two quettagrams. An electron weighs about a rontogram, and a single bit of data stored on a mobile phone adds about 10 quectograms to its mass.
Use rontogram when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Rontogram means (metrology) An SI unit of mass equal to 10⁻²⁷ grams. Symbol: rg.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
The arrival of the new prefixes means the Earth can now be said to weigh six ronnagrams, and Jupiter about two quettagrams. An electron weighs about a rontogram, and a single bit of data stored on a mobile phone adds about 10 quectograms to its mass.
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