diageotropic

[ dahy-uh-jee-uh-trop-ik, -troh-pik ]
/ ˌdaɪ əˌdʒi əˈtrɒp ɪk, -ˈtroʊ pɪk /

adjective Botany.

(of a plant part) growing at a right angle to the direction of gravity.

Origin of diageotropic

First recorded in 1875–80; dia- + geotropic