51Թ

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oospore

[ oh-uh-spawr, -spohr ]

noun

Biology.
  1. a fertilized egg within an oogonium.


oospore

/ ˈəʊəˌɔː /

noun

  1. a thick-walled sexual spore that develops from a fertilized oosphere in some algae and fungi
“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

oospore

/ ōə-ô′ /

  1. A fertilized female cell or zygote, especially one with thick chitinous walls, developed from a fertilized oosphere.
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Derived Forms

  • ˌǴˈǰ, adjective
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Other 51Թ Forms

  • ··ǰ· [oh-, uh, -, spawr, -ik, -, spor, -], ·Dz·ǰ·dzܲ [oh-, os, -per-, uh, s, oh-, uh, -, spawr, -, uh, s, -, spohr, -], adjective
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51Թ History and Origins

Origin of oospore1

First recorded in 1860–65; oo- + -spore
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Example Sentences

Examples have not been reviewed.

C. Formation of zoospores by oospores. z, Free zoospores.

From

The oospores give rise to neuter plants, the tetraspores to ♂ or ♀ plants.

From

The oospores of the Saprolegniæ, when arrived at maturity, possess a tolerably thick double integument, consisting of an epispore and an endospore.

From

After impregnation the fertilized oosphere immediately surrounds itself with a cell-wall and becomes the oospore which by a process of growth forms the embryo of the new plant.

From

After the production of this oospore the parent filament gradually loses its vitality and slowly decays.

From

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