exotic stream

exotic stream

[ig′zäd·ik ′strēm]
(hydrology)
A stream that crosses a desert as it flows to the sea, or any stream which derives most of its water from the drainage system of another region.
References in periodicals archive ?
The galactic centre might send out exotics that we can detect now, which might tell us far more about the dark universe  than we could know before, since the Sun can amplify a faint exotic stream by about one billion, provided it is aligned with the Sun-Earth system.