ectotrophic

[ ek-tuh-trof-ik, -troh-fik ]
/ ˌɛk təˈtrɒf ɪk, -ˈtroʊ fɪk /

adjective

(of a mycorrhiza) growing outside the root or between the cells.
Compare endotrophic.

Origin of ectotrophic

First recorded in 1925–30; ecto- + -trophic