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Callus   /kˈæləs/   Listen
noun
Callus  n.  
1.
(Med.)
(a)
Same as Callosity.
(b)
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.) The new formation over the end of a cutting, before it puts out rootlets.






Collaborative International Dictionary of English 0.48








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"Callus" Quotes from Famous Books



... androgyni; calculus, calculi; dracunculus, dracunculi; echinus, echini; magus, magi. But such as have properly become English words, may form the plural regularly in es; as, chorus, choruses: so, apparatus, bolus, callus, circus, fetus, focus, fucus, fungus, hiatus, ignoramus, impetus, incubus, isthmus, nautilus, nucleus, prospectus, rebus, sinus, surplus. Five of these make the Latin plural like the singular; but the mere English scholar has no occasion to be told which they are. Radius makes the ...
— The Grammar of English Grammars • Goold Brown

... secundus tumidus, obliquus, ultimus super aperturam planatus; apertura rotundata; peristoma laete aurantiacum, rimatum, crassum, dorsaliter canaliculatum, infra columellari, profunde sinuatum et in canali contorto excavatum; canalis alter minutus ad partem superiorem et externam aperturae; callus columellaris expansus, appressus. Long. 30, Diam. 15, Apert. 7 mill. ...
— Voyage Of H.M.S. Rattlesnake, Vol. 2 (of 2) • John MacGillivray

... soon after, and had continued well for a great many years, yet, on being attacked by the scurvy, his wounds broke out afresh in the progress of the disease, and appeared as if they had never been healed. What is even still more extraordinary, the callus of a broken bone, which had been completely formed for a long time, was dissolved in the course of this disease, and the fracture seemed as if it had never been consolidated. The effects, indeed, of this disease, were in almost every instance wonderful, ...
— A General History and Collection of Voyages and Travels, Volume 11 • Robert Kerr

... ends of conducting cells gives rise to the so-called trumpet-hyphae. In Nereocystis and Macrocystis a zone of tubes occurs, which present the appearance of sieve-tubes even to the eventual obliteration of the perforations by a callus. While there is a general tendency in the group to mucilaginous degeneration of the cell-wall, in Laminaria digitata there are also glands secreting a plentiful mucilage. Secondary growth in thickness is effected ...
— Project Gutenberg Encyclopedia



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