spheroid

About 0.22 uses per million words.

Meaning

1. adjective Of a shape similar to a squashed sphere.
2. noun A solid of revolution generated by rotating an ellipse about its major (prolate), or minor (oblate) axis.

   UFOs are reported as being either oblate (saucer-shaped) or prolate (cigar-shaped) spheroids.

Similar words

ellipsoid of revolution prolate round oblate spheroidical spheroidic spheriform semispheroidal subspherical spherical

Often followed by

of is and with in or at to which

Word family

spheroidal spheroidally spheroids