ellipticity

[ ih-lip-tis-i-tee, el-ip-, ee-lip- ]

/ ɪ lɪpˈtɪs ɪ ti, ˌɛl ɪp-, ˌi lɪp- /

noun

the degree of divergence of an ellipse from a circle.

Origin of ellipticity

1745–55; elliptic- (see elliptical) + -ity

Words nearby ellipticity

elliptical polarization, elliptical trainer, elliptic function, elliptic geometry, elliptic integral, ellipticity, elliptic paraboloid, elliptic spring, elliptocyte, elliptocytosis, elliptograph

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for ellipticity

This fraction is denominated the ellipticity of the earth,—being the excess of the equatorial over the polar diameter.
Letters on Astronomy|Denison Olmsted
The form of our globe, which is that of an oblate spheroid with an ellipticity of about 1⁄299.
The Sailor's Word-Book|William Henry Smyth
The specific difference in the new family, denoted in the general sketch by b, is this ellipticity of the equator.
Darwin and Modern Science|A.C. Seward and Others
We may consider this spheroid to be that of the earth, the ellipticity being greatly exaggerated.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 3|Various

Hence it is plain that Clairaut's theorem furnishes a practical method for determining the value of the earth's ellipticity.
Biographies of Distinguished Scientific Men|Francois Arago

British Dictionary definitions for ellipticity

ellipticity

/ (ɪlɪpˈtɪsɪtɪ, ˌɛl-) /

noun

the degree of deviation from a circle or sphere of an elliptical or ellipsoidal shape or path, measured as the ratio of the major to the minor axes

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	ellipticity
释义	ellipticity [ ih-lip-tis-i-tee, el-ip-, ee-lip- ] / ɪ lɪpˈtɪs ɪ ti, ˌɛl ɪp-, ˌi lɪp- / noun the degree of divergence of an ellipse from a circle. Origin of ellipticity 1745–55; elliptic- (see elliptical) + -ity Words nearby ellipticity elliptical polarization, elliptical trainer, elliptic function, elliptic geometry, elliptic integral, ellipticity, elliptic paraboloid, elliptic spring, elliptocyte, elliptocytosis, elliptograph Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for ellipticity This fraction is denominated the ellipticity of the earth,—being the excess of the equatorial over the polar diameter. Letters on Astronomy\|Denison Olmsted The form of our globe, which is that of an oblate spheroid with an ellipticity of about 1⁄299. The Sailor's Word-Book\|William Henry Smyth The specific difference in the new family, denoted in the general sketch by b, is this ellipticity of the equator. Darwin and Modern Science\|A.C. Seward and Others We may consider this spheroid to be that of the earth, the ellipticity being greatly exaggerated. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 3\|Various Hence it is plain that Clairaut's theorem furnishes a practical method for determining the value of the earth's ellipticity. Biographies of Distinguished Scientific Men\|Francois Arago British Dictionary definitions for ellipticity ellipticity / (ɪlɪpˈtɪsɪtɪ, ˌɛl-) / noun the degree of deviation from a circle or sphere of an elliptical or ellipsoidal shape or path, measured as the ratio of the major to the minor axes Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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