orthotropous Meaning, Definition & Usage

  1. adjective (of a plant ovule) completely straight with the micropyle at the apex

WordNet

Or*thot"ro*pal, Or*thot"ro*pous adjective (Also<
  • Orthotropal
  • Orthotropous
)
Etymology
Ortho- + Gr. to turn: cf. F. orthotrope.
Definitions
  1. (Bot.) Having the axis of an ovule or seed straight from the hilum and chalaza to the orifice or the micropyle; atropous. ✍ This word has also been used (but improperly) to describe any embryo whose radicle points towards, or is next to, the hilum.

Webster 1913