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circumference

 - 4 dictionary results
Circumference Math
Find circumference, area, diameter, everything math-related for K-6.
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cir⋅cum⋅fer⋅ence

  [ser-kuhm-fer-uhns]
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–noun
1. the outer boundary, esp. of a circular area; perimeter: the circumference of a circle.
2. the length of such a boundary: a one-mile circumference.
3. the area within a bounding line: the vast circumference of his mind.
Origin:
1350–1400; ME < LL circumferentia, equiv. to circum- circum- + fer- (s. of ferre to carry) + -entia -ence

Synonyms:
1. periphery, circuit.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Circumference Math
Find circumference, area, diameter, everything math-related for K-6.
www.ixl.com/math
cir·cum·fer·ence   (sər-kŭm'fər-əns)   
n.  

  1. The boundary line of a circle.

    1. The boundary line of a figure, area, or object.

    2. Abbr. c or circ. The length of such a boundary.


[Middle English, from Old French circonference, from Latin circumferentia, from circumferēns, circumferent-, present participle of circumferre, to carry around : circum-, circum- + ferre, to carry; see bher-1 in Indo-European roots.]
cir·cum'fer·en'tial (-fə-rěn'shəl) adj.
Synonyms: These nouns refer to a line around a closed figure or area: the circumference of the earth; followed the circuit around the park; stayed within the compass of the schoolyard; the perimeter of a rectangle; a fence around the periphery of the property.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Cultural Dictionary

circumference [(suhr-kum-fuhr-uhns)]

The measure of the distance around a circle.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

circumference 
1393, from L. circumferentia, neut. pl. of circumferens prp. of circumferre (loan-transl. of Gk. periphereia "rotundity, periphery"), from circum "around" + ferre "to carry" (see infer).
Online Etymology Dictionary, © 2001 Douglas Harper
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