What does CoS mean in Science Fiction?

This page is about the meanings of the acronym/abbreviation/shorthand CoS in the Miscellaneous field in general and in the Science Fiction terminology in particular.

Chamber of Secrets

Second book in Harry Potter series

Miscellaneous » Science Fiction


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What does CoS mean?

cosine, cos(noun)
ratio of the adjacent side to the hypotenuse of a right-angled triangle

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"CoS." Abbreviations.com. STANDS4 LLC, 2017. Web. 20 Nov. 2017. <http://www.abbreviations.com/term/391796>.