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View synonyms for callus
callus
[ kal-uhs ]
noun
, plural cal·lus·es.
- Pathology, Physiology.
- a hardened or thickened part of the skin; a callosity.
- a new growth of osseous matter at the ends of a fractured bone, serving to unite them.
- the tissue that forms over the wounds of plants, protecting the inner tissues and causing healing.
- a deposit on the perforated area of a sieve tube.
- (in grasses) a tough swelling at the base of a lemma or palea.
verb (used without object)
, cal·lused, cal·lus·ing.
- to form a callus.
verb (used with object)
, cal·lused, cal·lus·ing.
- to produce a callus or calluses on:
Heavy work callused his hands.
callus
/ ˈkæləs /
noun
- Also calledcallosity 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
- an area of bony tissue formed during the healing of a fractured bone
- botany
- a mass of hard protective tissue produced in woody plants at the site of an injury
- an accumulation of callose in the sieve tubes
- biotechnology a mass of undifferentiated cells produced as the first stage in tissue culture
verb
- to produce or cause to produce a callus
callus
/ kăl′əs /
- An area of the skin that has become hardened and thick, usually because of prolonged pressure or rubbing.
- The hard bony tissue that develops around the ends of a fractured bone during healing.
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Other Words From
- un·callused adjective
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Word History and Origins
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Word History and Origins
Origin of callus1
C16: from Latin, variant of callum hardened skin
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Example Sentences
This callus may form upon any cut surface, or even where the bark has been abraded.
From Project Gutenberg
You can get the callus almost every time, but it is very difficult to secure the development of roots afterwards.
From Project Gutenberg
President Morris: How about getting callus by three months, we will say, in storage?
From Project Gutenberg
On January 11 the cambium ring at the lower end of the cuttings had begun to callus.
From Project Gutenberg
The butternut and black walnut hardly showed any callus at all after keeping the sphagnum wet as long as my men would do it.
From Project Gutenberg
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