reaction wood

English

Noun

reaction wood (countable and uncountable, plural reaction woods)

1. Wood that forms (in a woody plant) in response to gravity, which differs from normal wood in ways that give it additional strength so that a branch (etc) can resist bending downward or breaking.

Hyponyms

• tension wood (in most angiosperms)
• compression wood (in gymnosperms and amborella)