dicotyledon
any angiospermous plant of the class (or subclass) Dicotyledoneae, producing seeds with two cotyledons and having an exogenous manner of growth.
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Origin of dicotyledon
1- Compare monocotyledon.
Words Nearby dicotyledon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use dicotyledon in a sentence
I will describe as examples the reproduction of a moss, a fern, and a dicotyledon.
A primrose by the river's brim a dicotyledon was to him, and it was nothing more.
Platform Monologues | T. G. Tucker
British Dictionary definitions for dicotyledon
/ (daɪˌkɒtɪˈliːdən, ˌdaɪkɒt-) /
any flowering plant of the class Dicotyledonae, normally having two embryonic seed leaves and leaves with netlike veins. The group includes many herbaceous plants and most families of trees and shrubs
primitive dicotyledon . any living relative of early angiosperms that branched off before the evolution of monocotyledons and eudicotyledons. The group comprises about 5 per cent of the world's plants
- Often shortened to: dicot
- Compare monocotyledon
Derived forms of dicotyledon
- dicotyledonous, adjective
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 dicotyledon
[ dī′kŏt′l-ēd′n ]
An angiosperm that is not a monocotyledon, having two cotyledons in the seed. The term dicotyledon serves as a convenient label for the eudicotyledons, the magnoliids, and a varied group of other angiosperms, but it does not correspond to a single taxonomic group. Compare monocotyledon. See more at eudicotyledon leaf magnoliid.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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