CALLUS

callus

(noun) (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid

callus

(noun) bony tissue formed during the healing of a fractured bone

callosity, callus

(noun) an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot)

callus

(verb) form a callus or calluses; “His foot callused”

callus

(verb) cause a callus to form on; “The long march had callused his feet”

Source: WordNet® 3.1


Etymology

Noun

callus (plural calluses or calli)

A hardened area of the skin (especially on the foot or hand) caused by repeated friction, wear or use.

The material of repair in fractures of bone; a substance exuded at the site of fracture, which is at first soft or cartilaginous in consistency, but is ultimately converted into true bone and unites the fragments into a single piece.

(botany) The new formation over the end of a cutting, before it puts out rootlets.

(entomology) A shining area on the frons of many species of Tabanomorpha (horse flies and relatives).

Verb

callus (third-person singular simple present calluses, present participle callusing, simple past and past participle callused)

(intransitive) To form such hardened tissue.

Anagrams

• sulcal

Source: Wiktionary


Cal"lus, n. Etym: [L. See Callous.]

1. (Med.) (a) Same as Callosity. (b

Definition: The material of repair in fractures of bone; a substance exuded at the site of fracture, which is at first soft or cartilaginous in consistence, but is ultimately converted into true bone and unites the fragments into a single piece.

2. (Hort.)

Definition: The new formation over the end of a cutting, before it puts out rootlets.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

26 January 2025

NEGLECT

(verb) leave undone or leave out; “How could I miss that typo?”; “The workers on the conveyor belt miss one out of ten”


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