Ovoid
Ovoid
Ovoid (pronunciation: /ˈoʊˌvɔɪd/) is a term used in anatomy and geometry to describe a shape that is egg-like or elliptical in nature. The term is derived from the Latin "ovum" meaning egg and the suffix "-oid" meaning like or similar to.
Etymology
The term "ovoid" comes from the Latin "ovum" which means egg. The suffix "-oid" is derived from the Greek "eidos" which means shape or form. Thus, "ovoid" essentially means "egg-shaped".
Related Terms
- Ellipsoid: A three-dimensional figure that is symmetrical about three mutually perpendicular axes, and whose cross section is an ellipse or circle.
- Oval: A shape that resembles an egg or an ellipse.
- Ovule: In botany, the structure that gives rise to and contains the female reproductive cells.
- Ovum: The female reproductive cell or gamete in animals and plants; an egg.
Usage in Medical Context
In a medical context, "ovoid" is often used to describe the shape of certain organs or cells. For example, the thyroid gland is often described as being ovoid in shape. Similarly, certain types of cells, such as red blood cells in certain conditions, can also be described as ovoid.
See Also
External links
- Medical encyclopedia article on Ovoid
- Wikipedia's article - Ovoid
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