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. [1913 Webster]

Note: This word has also been used (but improperly) to describe any embryo whose radicle points towards, or is next to, the hilum. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • orthotropal — …   Useful english dictionary

  • Orthotropous — 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. [1913 Webster] Note …   The Collaborative International Dictionary of English

  • Orthotropic — Or tho*trop ic, a. [See {Orthotropal}.] (Bot.) Having the longer axis vertical; said of erect stems. Encyc. Brit. [1913 Webster] …   The Collaborative International Dictionary of English

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