An ovariole is one of the tubes of which the ovaries of most insects are composed. Typically an insect will have two ovaries. The constituent ovarioles lead to two oviducts, which converge into a single oviduct. The ovarioles are composed of a germarium and a set of ovarial follicles. ==In D. melanogaster== In Drosophila melanogaster, there are 16...
• (n.) One of the tubes of which the ovaries of most insects are composed.
(from the article `insect`) Each of the two ovaries consists of a number of ovarioles. The ovarioles converge upon the two oviducts, and the oviducts unite to form a common ...
O·va'ri·ole noun (Zoology) One of the tubes of which the ovaries of most insects are composed. 
any of several tubules that compose an insect ovary.