D defs.my
Entry 2 senses · 2 variants Webster, 1913

Lignify

/(lĭg"nĭ*fī)/ · Lig·ni·fy · IPA /ˈlɪɡnɪfaɪ/
01 v. t. To convert into wood or into a ligneous substance.
imp. & p. p. Lignified; p. pr. & vb. n. Lignifying
  1. 1.
    To convert into wood or into a ligneous substance.(Bot.)
02 v. i. To become wood.
  1. 1.
    To become wood.(Bot.)