circumference

Word family

Related topics: Maths, Measurement

cir·cum·fer·ence /səˈkʌmfərəns $ sər-/ noun

[countableC usually singular, uncountableU]HM the distance or measurement around the outside of a circle or any round shape 圆周；周长 → diameter, perimeter, radius

circumference of

the circumference of the Earth

地球的周长

in circumference

The island is only nine miles in circumference.

这座岛屿的环岛周长只有九英里。

→5 see picture at 见图 circle1

Examples from the Corpus

circumference• This is about two and one-half times less than the actual circumference of about 25,000 miles.• The center and circumference of all democracy!• The trend in cardiovascular mortality with external conjugate was abolished by allowing for head circumference.• The ropes were five inches in circumference and made of best manila, but they had snapped like cotton.• Consider figure 6. 2; there the unit length circumference of the circle represents all potential varieties.• These were grouped into four sets of four placed at 90 intervals round the circumference of the module.• The Vesica piscis On the diameter of a circle an equilateral triangle is described centrally such that its apex just touches the circumference.• She would only be able to move within the circumference of that tree.

in circumference• The cable is 1 meter in circumference.

Origin circumference

(1300-1400) Old French Latin circumferentia, from circumferre “to carry around”, from circum- (CIRCUM-) + ferre “to carry”

cir·cum·fer·ence noun

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