orthotropous

[ awr-tho-truh-puhs ]
/ ɔrˈθɒ trə pəs /

adjective

Botany. (of an ovule) straight and symmetrical, with the chalaza at the evident base and the micropyle at the opposite extremity.

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Origin of orthotropous

From the New Latin word orthotropus, dating back to 1820–30. See ortho-, -tropous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for orthotropous

British Dictionary definitions for orthotropous

orthotropous
/ (ɔːˈθɒtrəpəs) /

adjective

(of a plant ovule) growing straight during development so that the micropyle is at the apexCompare anatropous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012