spheroid ( synonym found)
Definition of spheroid:

(n) : 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"
Definition of spheroid:

(n) : 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"
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