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eupyrene. In DICTIOUS you will not only get to know all the dictionary meanings for the word
eupyrene, but we will also tell you about its etymology, its characteristics and you will know how to say
eupyrene in singular and plural. Everything you need to know about the word
eupyrene you have here. The definition of the word
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English
Adjective
eupyrene (not comparable)
- (zoology) Of sperm in species that exhibit sperm heteromorphism, fertile.
2016, Mamoru Watanabe, Sperm Competition in Butterflies, page 55:After the completion of copulation, the number of eupyrene sperm bundles in a spermatophore gradually decreased.
Coordinate terms