Definition of cube root noun from the Oxford Advanced Learner's Dictionary


cube root

BrE BrE//ˌkjuːb ˈruːt//
; NAmE NAmE//ˌkjuːb ˈruːt//
(mathematics) Mathematical terminology
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a number which, when multiplied by itself twice, produces a particular number The cube root of 64 (∛64) is 4. compare square root See related entries: Mathematical terminology
See the Oxford Advanced American Dictionary entry: cube root