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 (sfîr′oid′, sfĕr′-)
A body that is shaped like a sphere but is not perfectly round, especially an ellipsoid that is generated by revolving an ellipse around one of its axes.

sphe·roi′dal (sfĭ-roid′l), sphe·roi′dic (-roi′dĭk) adj.
sphe·roi′dal·ly adv.
sphe′roi·dic′i·ty (-dĭs′ĭ-tē) n.
References in periodicals archive ?
5a), and the outline of the granules was either spheroidic or round with a clear boundary.