Spheroidicity is a term used in several scientific disciplines, including geology, physics, and biology, to describe the shape or roundness of an object that is not perfectly spherical. Some synonyms for spheroidicity include oblateness, prolateness, ellipsoidicity, and oblongness. Oblateness refers to the flattening of an object at its poles, while prolateness describes the elongation of an object along its polar axes. Ellipsoidicity denotes the deviation from a perfect sphere along three mutually perpendicular axes, and oblongness is used to describe an object that is elongated in shape. In scientific research, understanding spheroidicity and its synonyms is critical to accurately modeling and interpreting data.