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megasporangium
[ meg-uh-spaw-ran-jee-uhm, -spoh- ]
noun
, Botany.
, plural meg·a·spo·ran·gi·a [meg-, uh, -spaw-, ran, -jee-, uh, -spoh-].
- a sporangium containing megaspores.
megasporangium
/ ˌmɛɡəspɔːˈrændʒɪəm /
noun
- the structure in certain spore-bearing plants in which the megaspores are formed: corresponds to the ovule in seed plants Compare microsporangium
megasporangium
/ mĕg′ə-spə-răn′jē-əm /
, Plural megasporangia
- A plant structure in which megaspores are formed, such as those of the female cones of pines.
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Word History and Origins
Origin of megasporangium1
First recorded in 1885–90; mega- + sporangium
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Example Sentences
The number of microspores produced is very large, but only four megaspores are borne in each megasporangium.
From Project Gutenberg
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