Ovisac

Pronunciation
/oh-vis-ack/
Category
Anatomy
Singular
Ovisac
Plural
Ovisacs

Definition

A sac-like structure in the female reproductive system of some insects, including certain flies, where fertilized eggs are held until ready to hatch.

Etymology

From Latin 'ovum' meaning 'egg' and 'saccus', referring to the sac-like structure.

Example

The ovisac of a tachinid fly contains hundreds to thousands of fertilized eggs.

Related Terms

Usage Notes

Ovisacs are often found in the abdomen of female flies and can be quite large, containing many eggs.