Here you will find one or more explanations in English for the word Orthotropal.
Also in the bottom left of the page several parts of wikipedia pages related to the word Orthotropal and, of course, Orthotropal synonyms and on the right images related to the word Orthotropal.
Orthotropal
Orthotropal Or*thot"ro*pal, Orthotropous Or*thot"ro*pous, a.
[Ortho- + Gr. ? to turn: cf. F. orthotrope.] (Bot.)
Having the axis of an ovule or seed straight from the hilum
and chalaza to the orifice or the micropyle; atropous.
Note: This word has also been used (but improperly) to
describe any embryo whose radicle points towards, or is
next to, the hilum.
Meaning of Orthotropal from wikipedia