Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.


A leaf or leaflike organ that bears one or more sporangia.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈspɔːrəʊfɪl; ˈspɒ-) or


(Botany) a leaf in ferns and other spore-bearing plants that bears the sporangia. See also megasporophyll, microsporophyll
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


or spo•ro•phyl

(ˈspɔr ə fɪl, ˈspoʊr-)

a modified leaf that bears sporangia.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sporophyll - leaf in ferns and mosses that bears the sporangia
megasporophyll - in non-flowering plants, a sporophyll that bears only megasporangia
microsporophyll - in non-flowering plants, a sporophyll that bears only microsporangia
foliage, leaf, leafage - the main organ of photosynthesis and transpiration in higher plants
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Antitumor activity and immune response of Mekabu fucoidan extracted from Sporophyll of Undaria pinnatifida.
decumbent, erect (among others) sporophyll, and indument details, and leaf venation whenever possible.
Anti-influenza A virus characteristics of a fucoidan from sporophyll of Undaria pinnatifida in mice with normal and compromised immunity.
Fucoidan extracted and purified from the sporophyll of Korean Undaria pinnatifida showed anticoagulant activity in a dose-dependent manner (181).
Lee, "Fucoidan from the sporophyll of Undaria pinnatifida suppresses adipocyte differentiation by inhibition of inflammation-related cytokines in 3T3-L1 cells," Nutrition Research, vol.
pintiatifida sporophyll was prepared by enzymatic hydrolysis and alcohol precipitation.
Writing for advanced undergraduate and beginning graduate students of biology and botany, he covers the organography of stems, the root, and the leaf then traces development from sporangium to seed and from sporophyll to flower.
The sporophyll, according to the telome theory, is composed of one or more telomes or both telomes and mesomes.