- 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.
Origin of callus
OTHER WORDS FROM callusun·cal·lused, adjective
WORDS THAT MAY BE CONFUSED WITH calluscallous, callus
Words nearby callus
How to use callus in a sentence
She had earned some of the same rewards as the three Olympians — the calluses.Leah Falland was on her way to the Olympics, and then came the fall and the shock|Adam Kilgore|June 25, 2021|Washington Post
The things that really hurt are gravel, knobbly things, things with a lot of texture, until you have calluses.
In some ways the foot would become the shoe needed to make it through daily life because the body has the ability to build up calluses at the bottom of the foot.
Instead of futilely trying to stay smooth, eventually it will develop calluses so it can better meet the challenge.
As Otto and I take our first cautious steps into the world together, I wish I could keep our bubble wrapped around us, grow calluses and not care when people stare, become impenetrable.My Pandemic Baby Is Pulling Us Out of Our Cozy Cave. But How Will the World See a Disabled Mother Like Me?|Rebekah Taussig|April 28, 2021|Time
This callus may form upon any cut surface, or even where the bark has been abraded.American Pomology|J. A. Warder
You can get the callus almost every time, but it is very difficult to secure the development of roots afterwards.
President Morris: How about getting callus by three months, we will say, in storage?
On January 11 the cambium ring at the lower end of the cuttings had begun to callus.
The butternut and black walnut hardly showed any callus at all after keeping the sphagnum wet as long as my men would do it.
British Dictionary definitions for callus
- a mass of hard protective tissue produced in woody plants at the site of an injury
- an accumulation of callose in the sieve tubes