Examples from the Web for ellipsoid
Ellipsoid, a surface bearing the same sort of relation to a spherical surface as an ellipse bears to a circle.The New Gresham Encyclopedia|Various
If the medullary shell be ellipsoidal, the main axis of the ellipsoid is the same as in the cortical shell.
The acorn is ellipsoid, small and enclosed in a deep cup, whose scales are closely appressed.Forest Trees of Illinois|Fuller George D.
The ellipsoid shrank to a sphere, the sphere grew a protuberance which separated and became a single bar-like cylinder.Invaders from the Infinite|John Wood Campbell
Sporangia globose or ovoid to ellipsoid or oblong, erect or sometimes inclined or even nodding.The Myxomycetes of the Miami Valley, Ohio|A. P. Morgan
British Dictionary definitions for ellipsoid
- a geometric surface, symmetrical about the three coordinate axes, whose plane sections are ellipses or circles. Standard equation: x ²/ a ² + y ²/ b ² + z ²/ c ² = 1, where ± a, ± b, ± c are the intercepts on the x-, y-, and z- axes
- a solid having this shapethe earth is an ellipsoid