anatropous

American

[uh-na-truh-puhs] / əˈnæ trə pəs /

adjective

Botany.

(of an ovule) inverted at an early stage of growth, so that the micropyle is turned toward the funicle and the embryonic root is at the opposite end.

anatropous British

/ əˈnætrəpəs /

adjective

(of a plant ovule) inverted during development by a bending of the stalk (funicle) attaching it to the carpel wall Compare orthotropous

"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

Etymology

Origin of anatropous

First recorded in 1840–50; ana- + -tropous

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023