callus
Use Callus in a sentence
əs noun
1.
Pathology, Physiology.
a.
a hardened or thickened part of the skin; a callosity.
b.
a new growth of osseous matter at the ends of a fractured bone, serving to unite them.
2.
Also, callose. Botany.
a.
the tissue that forms over the wounds of plants, protecting the inner tissues and causing healing.
b.
a deposit on the perforated area of a sieve tube.
c.
(in grasses) a tough swelling at the base of a lemma or palea.
verb (used without object)
3.
to form a callus.
verb (used with object)
4.
to produce a callus or calluses on: Heavy work callused his hands.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
|
Link To callus
Collins
World English Dictionary
callus (ˈkæləs) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n , pl -luses | |
| 1. | Also called: callosity an area of skin that is hard or thick, esp on the palm of the hand or sole of the foot, as from continual friction or pressure |
| 2. | an area of bony tissue formed during the healing of a fractured bone |
| 3. | botany |
| a. a mass of hard protective tissue produced in woody plants at the site of an injury | |
| b. an accumulation of callose in the sieve tubes | |
| 4. | biotechnology a mass of undifferentiated cells produced as the first stage in tissue culture |
| —vb | |
| 5. | to produce or cause to produce a callus |
| [C16: from Latin, variant of callum hardened skin] | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Callus
is one of our favorite verbs.
So is fletcherise. Does it mean:
| to chew (food) slowly and thoroughly. |
| to introduce subtleties into or argue subtly about. |
Etymonline
Word Origin & History
callus
"hardened skin," 1560s, from L. callus, variant of callum "hard skin," related to callere "be hard," and cognate with Skt. kalika "bud," O.Ir. calath "hard," O.C.S. kaliti "to cool, harden."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Cite This Source
American Heritage
Medical Dictionary
callus cal·lus (kāl'əs)
n. pl. cal·lus·es
See callosity.
The hard bony tissue that develops around the ends of a fractured bone during healing.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
callus (kāl'əs) Pronunciation Key
|
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
Again unfortunately they are usually callus to their reinforced behavior and are perceived as successful.
To make more plants, break off a one- to three-segment piece and set it in a warm place out of direct sunlight to callus.
Before planting bulbs, remove any injured portions, then let the bulbs callus in a cool place for a few hours before planting.
Sometimes a callus occurs where there is no rubbing or pressure.
Nearby Words
Related Questions
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
