1. A figure approaching to a sphere, but not perfectly spherical.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• spheriod,
• seroid,
• sperid,
• sohecoid,
• sphecoide,
• specoid,
• spheoid,
• sphhecoid,
• sphecoida,
• spherix,
• spherric,
• spherik,
• spheria,
• apheroid,
• zpheroid,
• pheroid,
• speroid,
• spehroid,
• spharoid,
• sferoid

• sprouted,
• spread,
• spheroidal,
• spirodela,
• spearhead,
• sprout.

The adjective form of the word "spheroid" is "spheroidal".

The plural of the "spheroid" can be the "spheroids".

The singular of the "spheroid" can be the "spheroid".