ellipsoid
A surface, all of whose cross sections are elliptic or circular, that generalises the…A surface, all of whose cross sections are elliptic or circular (including the sphere), that generalises the ellipse and in Cartesian coordinates (x, y, z) is a quadric with equation x²/a² + y²/b² + z²/c² = 1.
» The Earth is an irregularly shaped ellipsoid.
Die Erde ist ein unregelmäßig geformtes Ellipsoid. — Pfirsichbaeumchen
Hybrid · Tatoeba · CC BY 2.0 FRMeaning
2 sensesA surface, all of whose cross sections are elliptic or circular (including the sphere), that generalises the ellipse and in Cartesian coordinates (x, y, z) is a quadric with equation x²/a² + y²/b² + z²/c² = 1.
Ellipsoid, Ellipsoide
эллипсо́идellipsóid
a surface whose plane sections are all ellipses or circles
Such a surface used as a model of the shape of the earth.
Here the geoid is thirty meters below the ellipsoid.
Examples
2 sentencesThe Earth is an irregularly shaped ellipsoid.
deDie Erde ist ein unregelmäßig geformtes Ellipsoid. — Pfirsichbaeumchen
While the Earth appears to be round when viewed from the vantage point of space, it is actually closer to an ellipsoid.
Translations
6 languagesBy meaning 1
By meaning 1
Origin
Ancient Greek -ο- (-o-)der.Ancient Greek -ο- (-o-)der.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: ellipsoids| Singular | ellipsoid |
|---|---|
| Plural | ellipsoids |
regular