# arc cos

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abbreviation

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## British Dictionary definitions for arc cos

arccos

/ (ˈɑːkˌkɒs) maths /

abbreviation for

arc-cosine: the function the value of which for a given argument between –1 and 1 is the angle in radians (between 0 and π), the cosine of which is that argument: the inverse of the cosine function

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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