follicle

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Related to lymphoid follicle: lymphoid tissue, Lymph system

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 ?
On 5th day of postinfection moderate histopathological lesions observed depleted and necrosed B lymphocytes observed at medullar area of bursal lymphoid follicle, depleted lymphocytes replaced by heterophils and reticuloendothelial cells.
(1977) Sequential uptake of horseradish peroxidase by lymphoid follicle epithelium of Peyer's patches in the normal unobstructed mouse intestine: an ultrastructural study.
Frequency of Helicobacter pylori in biopsy proven gastritis and its association with lymphoid follicle formation.
TNF-[alpha] producing cells in TH were primarily localized beneath the crypt epithelium; groups of cells were observed in the germinative center of lymphoid follicle. A few individual cells were seen in the crypt epithelium and inter follicles (Figure 1).
It is interesting that the isolation from MS tissue of EBV-containing B-cells, especially the lymphoid follicle, reported by one group, (8) has not been substantiated by three other groups using more sensitive techniques.
Pseudogranulomatous appearance of fibrosis, lymphoid follicle (hematoxylin-eosin, original magnification X200).
In addition, a large number of lymphocytes, plasma cells, and neutrophils were present along with a lymphoid follicle in the process of formation [Figure 1]i,[Figure 1]j,[Figure 1]k.
Colon: hemorrhage in the upper chorion (red arrow) and a lymphoid follicle (HE, x40).
Further, M cells have been documented only in the FAE-associated epithelium and occasionally on villi immediately adjacent to the lymphoid follicle and dome (Gebert et al, 1994; Neutra et al., 1996).
Bcl-[6.sup.+] Bcells with the typical formation of conventional GCs have also been detected in the central area of the lymphoid follicle demonstrated in Figure 4(b).
pylori colonization and histopathological findings including intestinal metaplasia, atrophy, and lymphoid follicle formation.