ellipticity

American  

[ih-lip-tis-i-tee, el-ip-, ee-lip-] / ɪ lɪpˈtɪs ɪ ti, ˌɛl ɪp-, ˌi lɪp- /

noun

1. the degree of divergence of an ellipse from a circle.

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ellipticity British  

/ ɪlɪpˈtɪsɪtɪ, ˌɛl- /

noun

1. 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

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Etymology

Origin of ellipticity

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

Example Sentences

"We achieved a remarkable milestone in the deep ultraviolet range, where we set a new record for ellipticity," Doumani said.

From Science Daily • Dec. 11, 2023

A fit with a single Sersic component yields an index of 5.5, an ellipticity of about 0.12, and an effective radius Re ≈ 3.4 kpc.

From Nature • Oct. 15, 2017

They first wrote a computer program, named Eggxtractor — who says scientists have no sense of humor? —, that classified eggs based on their ellipticity and asymmetry.

From New York Times • Jun. 22, 2017

“Perhaps, evolutionarily, birds stumbled upon this very natural, geometric solution, which is to increase the ellipticity and asymmetry of their eggs,” Dr. Mahadevan said, since doing so allows for greater volume without increasing girth.

From New York Times • Jun. 22, 2017

This law, deduced, was the immediate path to the law of orbital ellipticity.

From The Atlantic Monthly, Volume 05, No. 30, April, 1860 by Various