- a small cavity, sac, or gland.
- one of the small ovarian sacs containing an immature ovum; Graafian follicle.
Examples from the Web for follicle
First up is John Edwards, who will show Romney how to achieve that dry-hair look while keeping every follicle in place.
High levels of Follicle Stimulating Hormone knocks us out of contention, unless we go to a specialist clinic.
The follicle cells soon become larger and give rise to an envelope round the egg of the nature of a chorion.
The whole structure with its tunic is known as the Graafian follicle.
In Sipunculus the ova in the body cavity are surrounded by a follicle which is thrown off before they become ripe.
In many embryo Lamellibranchs a centro-dorsal primitive shell-gland or follicle has been detected.
This is now enlarged by the breaking down of the remaining tissue of the follicle, then of the submucosa.
British Dictionary definitions for follicle
Word Origin for follicle
Word Origin and History for follicle
early 15c., from French follicule or directly from Latin folliculus "little bag," diminutive of follis "bellows, inflated ball," from PIE *bhol-n-, suffixed form of root *bhel- (2) "to blow, swell" (see bole).