follicle

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fol·li·cle

 (fŏl′ĭ-kəl)
n.
1. Anatomy
a. A small bodily cavity or sac.
b. A crypt or minute cul-de-sac or lacuna, such as the depression in the skin from which the hair emerges.
c. An ovarian follicle.
d. A spherical mass of cells usually containing a cavity.
2. Botany A dry, single-chambered fruit that splits along only one seam to release its seeds, as in larkspur and milkweed.

[Latin folliculus, little bag, diminutive of follis, bellows; see bhel- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

follicle

(ˈfɒlɪkəl)
n
1. (Anatomy) any small sac or cavity in the body having an excretory, secretory, or protective function: a hair follicle.
2. (Botany) botany a dry fruit, formed from a single carpel, that splits along one side only to release its seeds: occurs in larkspur and columbine
[C17: from Latin folliculus small bag, from follis pair of bellows, leather money-bag]
follicular, folliculate, folˈlicuˌlated adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

fol•li•cle

(ˈfɒl ɪ kəl)

n.
1. Anat.
a. a small cavity, sac, or gland.
b. one of the small ovarian sacs containing a maturing ovum; Graafian follicle.
2. a dry seed pod consisting of a single carpel, splitting at maturity along the front of the seam.
[1640–50; < Latin folliculus small bag, shell, pod =folli(s) bag, purse + -culus -cle1]
fol•lic•u•lar (fəˈlɪk yə lər) fol•lic′u•late (-lɪt, -ˌleɪt) fol•lic′u•lat`ed, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

fol·li·cle

(fŏl′ĭ-kəl)
1. A small, protective sac in the body. In most vertebrate animals, fertilized eggs develop in follicles located in the ovaries. In mammals, hair develops and grows from follicles in the skin.
2. A dry fruit that has a single chamber and splits open along only one seam to release its seeds. Milkweed pods are follicles.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

follicle

A small secreting cavity or sac. Ova (egg cells) develop in follicles in the female ovaries. See hair follicle.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.follicle - any small spherical group of cells containing a cavityfollicle - any small spherical group of cells containing a cavity
vesicle, cyst - a small anatomically normal sac or bladderlike structure (especially one containing fluid)
hair follicle - a small tubular cavity containing the root of a hair; small muscles and sebaceous glands are associated with them
Graafian follicle - a vascular body in a mammalian ovary enclosing a developing egg
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

follicle

[ˈfɒlɪkl] Nfolículo m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

follicle

[ˈfɒlɪkəl] nfollicule m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

follicle

nFollikel nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

follicle

[ˈfɒlɪkl] nfollicolo
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

fol·li·cle

n. folículo, saco, bolsa, depresión o cavidad excretora;
atretic ______ atrésico;
gastric ______ gástrico;
hair ______ piloso;
ovarian ______ ovárico;
thyroid ______ tiroideo.
English-Spanish Medical Dictionary © Farlex 2012

follicle

n folículo; hair — folículo piloso; ovarian — folículo ovárico
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
This marker is operator independent and there is strong correlation in predicting ovarian reserve,3 it is a glycoprotein secreted by the granulosa cells of the developing ovarian follicles. It is a serum marker for the measurement of ovarian reserve and can be done on any day of the menstrual cycle.4 The antral follicle count (AFC) is done via transvaginal ultrasound (TVS) to measure ovarian reserve and is done on the 3rd day of menstrual cycle.5
Hair loss is treated with drugs and hair transplantation: hair follicles are removed from one part of the body (e.g., the back of the head) to the site of hair loss.
Female mammals are born with a fixed number of these "immature" follicles, which do not regenerate or re-grow if they are damaged.
A collaboration between researchers from Harvard University and National Taiwan University found that goose bumps plays a role in hair follicle regeneration because the nerves and muscles involved in it also stimulate stem cells in the skin to form hair follicles, (https://www.sciencenews.org/article/goose-bumps-could-boost-hair-growth) Science News has learned.&nbsp;
After processing, 5-[micro]m thick serial cryosections were prepared using a cryostat to study the effect of melatonin on the number of follicles. Every fifth section was stained with routine hematoxylin and eosin, and the slides were mounted for further assessment.
The proximal follicle area, length, and presence of mature follicles or relics were obtained from micrographs of dissected material.
Primordial follicles are essential for the maintenance of fertility throughout the reproductive lives of mammalian females (1).
The follicles were scanned by ultrasonography, and the blood was sampled to measure the metabolites and progesterone.
Boils are bacterial or fungal infections of hair follicles.
To develop a technique for obtaining follicles in live hens, 5 Rhode Island red hens (Callus gallus domesticus) were anesthetized, and abdominal ultrasound was performed to confirm the presence of ovarian follicles.
In the skin, FoxN1 is mainly expressed in the follicular epithelium and hair follicles [7].

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