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megasporangium

 - 3 dictionary results

meg⋅a⋅spo⋅ran⋅gi⋅um

  [meg-uh-spaw-ran-jee-uhm, -spoh-]
Use megasporangium in a Sentence
–noun, plural -gi⋅a  [-jee-uh] . Botany.
a sporangium containing megaspores.
Origin:
1885–90; mega- + sporangium
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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meg·a·spo·ran·gi·um   (měg'ə-spə-rān'jē-əm)   
n.   pl. meg·a·spo·ran·gi·a (-jē-ə)
A structure that produces one or more megaspores. Also called macrosporangium.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
megasporangium   (měg'ə-spə-rān'jē-əm)  Pronunciation Key 
Plural megasporangia
A plant structure in which megaspores are formed, such as those of the female cones of pines.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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