[ in-trawrs ]
/ ɪnˈtrɔrs /

adjective Botany.

turned or facing inward, as anthers that open toward the gynoecium.

Origin of introrse

1835–45; < Latin introrsus, contraction of *intrōversus toward the inside. See intro-, versus

Related forms

in·trorse·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for introrse

British Dictionary definitions for introrse


/ (ɪnˈtrɔːs) /


botany turned inwards or towards the axis, as anthers that shed their pollen towards the centre of the flower

Derived Forms

introrsely, adverb

Word Origin for introrse

C19: from Latin introrsus, contraction of intrōversus, from intro- + versus turned, from vertere to turn
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

Science definitions for introrse


[ ĭntrôrs′ ]

Facing inwards toward the axis around which a flower is arranged. Used of anthers and the direction in which they open to release pollen.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.