Definition of follicle
1a
: a small anatomical cavity or deep narrow-mouthed depression
b
: a small lymph node
c
: a vesicle in the mammalian ovary that contains a developing egg surrounded by a covering of cells
especially
: graafian follicle
2
: a dry dehiscent one-celled many-seeded fruit (as of the milkweed) that has a single carpel and opens along one suture
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Merriam-Webster unabridged
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Time Traveler for follicle
The first known use of follicle was in 1646
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