Dictionary entry

Lignify

Webster's Dictionary 1913

Lig″ni‐fy (–fī), v. t. [imp. & p. p.Lignified (–fīd); p. pr. & vb. n.Lignifying (–fī′ĭng).] [L. lignum wood + -fy: cf. F. lignifier.] (Bot.) To convert into wood or into a ligneous substance.