Definify.com
Webster 1913 Edition
Lignification
Ligˊni-fi-ca′tion
(lĭgˊnĭ-fĭ-kā′shŭn)
, Noun.
[Cf. F.
lignification
. See Lignify
.] (Bot.)
A change in the character of a cell wall, by which it becomes harder. It is supposed to be due to an incrustation of lignin.
Webster 1828 Edition
Lignification
LIGNIFICA'TION
,Noun.