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2017 Word of the Year

areal velocity

noun, Astronomy.
1.
a measure of the velocity of one celestial body in orbit about another, equal to the area swept out per unit time by the vector joining the two bodies.
Origin of areal velocity
1960-1965
First recorded in 1960-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Word Value for areal

5
6
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