introrse

[ in-trawrs ]

/ ɪnˈtrɔrs /

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adjective Botany.

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

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Origin of introrse

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

OTHER WORDS FROM introrse

in·trorse·ly, adverb

Words nearby introrse

introjection, intromission, intromit, intron, Intropin, introrse, introspect, introspection, introspective, introsusception, in trouble with

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use introrse in a sentence

Proper stamens 5, alternate with the petals, persistent; anthers introrse or subextrorse.
The Manual of the Botany of the Northern United States|Asa Gray
Stamens 6, inserted at the base of the divisions; filaments slender, anthers short, introrse.
The Manual of the Botany of the Northern United States|Asa Gray
Stamens 6; anthers linear, on short filaments, adnate, usually introrse; the cells opening down the margins.
The Manual of the Botany of the Northern United States|Asa Gray
Filaments awl-shaped; anthers short, innate or somewhat introrse, 2-celled.
The Manual of the Botany of the Northern United States|Asa Gray

Sometimes, from their versatile nature, anthers originally introrse become extrorse, as in the Passion-flower and Oxalis.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5|Various

British Dictionary definitions for introrse

introrse

/ (ɪnˈtrɔːs) /

adjective

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

Derived forms of introrse

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

Scientific definitions for introrse

introrse

[ ĭn′trôrs′ ]

Facing inwards toward the axis around which a flower is arranged. Used of anthers and the direction in which they open to release pollen.