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callosity

 - 5 dictionary results

cal⋅los⋅i⋅ty

  [kuh-los-i-tee]
Use callosity in a Sentence
–noun, plural -ties.
1. a callous condition.
2. Botany. a hardened or thickened part of a plant.
3. Pathology. callus (def. 1a).
Origin:
1375–1425; late ME calosite < LL callōsitās, equiv. to callōs(us) callous + -itās -ity
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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cal·los·i·ty   (kə-lŏs'ĭ-tē)   
n.   pl. cal·los·i·ties

  1. The condition of being calloused.

  2. Hardheartedness; insensitivity.

  3. See callus.


[Middle English callosite, from Old French, from Late Latin callōsitās, from Latin callōsus, callous; see callous.]
cal·lus   (kāl'əs)   
n.   pl. cal·lus·es

    1. A localized thickening and enlargement of the horny layer of the skin. Also called callosity.

    2. The hard bony tissue that develops around the ends of a fractured bone during healing.

    3. Undifferentiated tissue that develops on or around an injured or cut plant surface or in tissue culture.

    4. The hardened, sometimes sharp base of the floret of certain grasses.

  2. Botany

    1. Undifferentiated tissue that develops on or around an injured or cut plant surface or in tissue culture.

    2. The hardened, sometimes sharp base of the floret of certain grasses.

intr.v.   cal·lused, cal·lus·ing, cal·lus·es
To form or develop such hardened tissue. See Usage Note at callous.

[Latin, masculine of callum.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: cal·los·i·ty
Pronunciation: ka-'läs-&t-E, k&-
Function: noun
Inflected Form: plural -ties
: the quality or state of being callous; especially : marked or abnormal hardness and thickness (as of the skin)
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

callosity cal·los·i·ty (kə-lŏs'ĭ-tē)
n.
A localized thickening and enlargement of the horny layer of the skin. Also called callus, keratoma, poroma, tyloma.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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