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upmass. In DICTIOUS you will not only get to know all the dictionary meanings for the word
upmass, but we will also tell you about its etymology, its characteristics and you will know how to say
upmass in singular and plural. Everything you need to know about the word
upmass you have here. The definition of the word
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upmass, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From up + mass.
Noun
upmass (uncountable)
- (aerospace) The payload mass carried up to orbit from Earth.