Definition of digenean in English:

digenean

Line breaks: di|gen¦ean
Pronunciation: /ˌdʌɪdʒɪˈniːən
 
, dʌɪˈdʒɛnɪən
 
/
Zoology

adjective

  • Relating to a group of flukes which are internal parasites needing two to four hosts to complete their life cycle. Compare with monogenean.
    More example sentences
    • It will be a major source of information in digenean taxonomy for the next several decades.
    • These results indicate that only seventeen out of the 150 or so digenean families are reported in the deep sea.
    • The present study demonstrates that digenean parasites induce population structure changes and shorten lifespan of mudsnails, through increasing size-dependent mortality.

noun

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  • A digenean fluke; a trematode.
    • Subclass Digenea, class Trematoda
    More example sentences
    • This project is also linked with heavy metal toxicity studies, being carried out in our laboratory on the survival and infectivity of larval digeneans parasitising molluscan intermediate hosts.
    • In Chile, there are no records of these digeneans in any group of hosts.
    • Occasionally the eggs of some digeneans may also bear filaments, although these are more generally oval in shape, and brown in colour due to quinone-tanning of egg shell components.

Origin

1960s: from modern Latin Digenea (from Greek di- 'twice' + genea 'generation, race') + -an.

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