unit circle
noun Mathematics.
a circle whose radius has a length of one unit.
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Origin of unit circle
First recorded in 1950–55
Words nearby unit circle
unitary matrix, Unitas, unit card, unit cell, unit character, unit circle, unit cost, unite, united, United Arab Emirates, United Arab Republic
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020