A channel on the surface of Titan; pl.flumina. Flumina are distinguished from fissures in that they have a river-like morphology and are presumed to have carried fluids. Flumen is not a geological term but is used in the nomenclature of features on Titan such as Elivagar Flumina.
Geology and Earth Sciences
1. (pl. flumina) On the surface of Titan, a channel through which liquid might flow.