[ ˌdʌɪdʒɪ'ni:ən , dʌɪ'dʒɛnɪən ]
■ adjective Zoology relating to or denoting parasitic flukes which need from two to four hosts to complete their life cycle. Compare with monogenean .
Origin
1960s: from the mod. L. name of the subclass Digenea (from Gk di- 'twice' + genea 'generation, race') + -an .