Definition of positive geotropism in English:

positive geotropism

Syllabification: pos·i·tive ge·ot·ro·pism

noun

Botany
The tendency of roots to grow downward.

Definition of positive geotropism in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day humoresque
Pronunciation: ˌ(h)yo͞oməˈresk
noun
a short, lively piece of music