- ditrematous
- \(ˈ)dī.|treməd.əs\ adjective
1. : having the two genital openings separate — used of freshwater pulmonate snails2. : having the genital and anal openings separate — used of viviparous fishes
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ditrematous, a. Zool.(daɪˈtriːmətəs)[f. mod.L. Ditrēmata neut. pl. (f. Gr. δι-, di2 + τρῆµα, τρηµατ- opening) + -ous.]Of or pertaining to the Ditremata, a division of gastropod molluscs, having the external male and female orifices widely separate; also, having the anal and genital orifices distinct, as in Ditrema, a genus of fishes.In recent Dicts.
Useful english dictionary. 2012.