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polar angle
noun
Mathematics
.
See under
polar coordinates
.
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polar coordinate
noun
Mathematics
.
Usually
polar coordinates
.
one of two
coordinates
used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis
(polar angle)
.
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Origin of
polar coordinate
First recorded in
1810–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018