木もっ化か

noun, noun or participle which takes 'suru', intransitive verb

lignification

Botanical term for the process by which plant cell walls become woody through lignin deposition. Often used in technical contexts.

See also: 木質化

• 茎くきの木もっ化かが進すすむと、植しょく物ぶつはより強きょう固こになる。

  As lignification of the stem progresses, the plant becomes sturdier.

• この樹じゅ木もくは成せい長ちょうに伴ともなって木もっ化かする。

  This tree lignifies as it grows.