(redirected from ellipsoidally)
Also found in: Thesaurus, Medical.
click for a larger image
The equation for an ellipsoid is
x2/a2 + y2/b2 + z2/c2 = 1.


A geometric surface, all of whose plane sections are either ellipses or circles.

el·lip′soid′, el·lip′soi′dal (ĭ-lĭp′soid′l, ĕl′ĭp-, ē′lĭp-) adj.


(ɪ lɪpˈsɔɪd l, ˌɛl ɪp-, ˌi lɪp-)

pertaining to or having the form of an ellipsoid.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.ellipsoidal - having the nature or shape of an ellipsoid
rounded - curving and somewhat round in shape rather than jagged; "low rounded hills"; "rounded shoulders"
References in periodicals archive ?
Due to the choice of coordinates, the y and z components of momentum were unaffected, so the ellipsoidally modified distribution (14) is generated by the action of (8) on our arbitrary initial condition as expected.
Supporting data acquisition services includes water levels, ellipsoidally referenced surveys, shoreline and feature acquisition, secchi depth readings and speed of sound through water measurements.
Schussler compared the quasi-periods found in this data set between 40 and 600 years with periods in the tidal torque exerted on a thin shell in the solar interior, which they assumed to be ellipsoidally deformed.