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megasporangium

[ meg-uh-spaw-ran-jee-uhm, -spoh- ]
/ 藢m蓻g 蓹 sp蓴藞r忙n d蕭i 蓹m, -spo蕣- /
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noun, plural meg路a路spo路ran路gi路a [meg-uh-spaw-ran-jee-uh, -spoh-]. /藢m蓻g 蓹 sp蓴藞r忙n d蕭i 蓹, -spo蕣-/. Botany.
a sporangium containing megaspores.
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Origin of megasporangium

First recorded in 1885鈥90; mega- + sporangium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2021

How to use megasporangium in a sentence

  • The number of microspores produced is very large, but only four megaspores are borne in each megasporangium.

    How to Know the Ferns|S. Leonard Bastin

British Dictionary definitions for megasporangium

megasporangium
/ (藢m蓻伞蓹sp蓴藧藞r忙nd蕭瑟蓹m) /

noun plural -gia (-d蕭瑟蓹)
the structure in certain spore-bearing plants in which the megaspores are formed: corresponds to the ovule in seed plantsCompare microsporangium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for megasporangium

megasporangium
[ m臅g鈥采-sp蓹-r膬nj膿-蓹m ]

Plural megasporangia
A plant structure in which megaspores are formed, such as those of the female cones of pines.
The American Heritage庐 Science Dictionary Copyright 漏 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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