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radian

(n): the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)

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noun

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first listed by:

oldecat (510 words)

appears in these lists:

oldecat's Words, by oldecat

mathematical delights, by patchouli

measure my words, by gangerh

Filed in the "Junk" drawer, by Treeseed

Nifty Math Words, by Inwe1

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