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exfoliation

[eks-foh-lee-ey-shuh n] /ɛksˌfoʊ liˈeɪ ʃən/
noun
1.
the act, state, or process of exfoliating.
2.
the state of being exfoliated.
3.
something that is exfoliated or scaled off.
Origin
1670-1680
1670-80; Neo-Latin exfoliātiōn- (stem of exfoliātiō). See exfoliate, -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for exfoliation
  • Human skin is also subjected to abrasion in the form of exfoliation.
Word Origin and History for exfoliation
n.

early 15c., noun of action from Latin exfoliare (see exfoliate).

Online Etymology Dictionary, © 2010 Douglas Harper
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exfoliation in Medicine

exfoliation ex·fo·li·a·tion (ěks-fō'lē-ā'shən)
n.

  1. Detachment and shedding of superficial cells of an epithelium or a tissue surface.

  2. Scaling or desquamation of the horny layer of epidermis.

  3. Loss of deciduous teeth following physiological loss of root structure.

  4. Extrusion of permanent teeth as a result of disease or loss of opposing teeth.


ex·fo'li·ate' v.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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exfoliation in Science
exfoliation
  (ěks-fō'lē-ā'shən)   
The process in which layers of tissue peel or are peeled off an organism, such as the distinctive ways in which bark peels off a tree in strips or flakes.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for exfoliation

separation of successive thin shells, or spalls, from massive rock such as granite or basalt; it is common in regions that have moderate rainfall. The thickness of individual sheet or plate may be from a few millimetres to a few metres.

Learn more about exfoliation with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Difficulty index for exfoliation

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Word Value for exfoliation

21
0
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