The DICT Development Group
1 definition found
From The Collaborative International Dictionary of English v.0.48 :
Callus \Cal"lus\ (k[a^]l"l[u^]s), n. [L. See Callous.]
(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.
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