Polyspermy
[pol-ee-spur-mee] /ˈpɒl iˌspɜr mi/
noun
1.
the fertilization of an ovum by several spermatozoa.
polyspermy pol·y·sper·my (pŏl’ē-spûr’mē)
n.
The entrance of more than one spermatozoon into the ovum. Also called polyspermia.
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