From Greek: a-, privative and reo prefix: flow: that does not flow. He says of the place in which water flows there is neither rain streams and rivers because it never rains or water is immediately absorbed by the ground as it happens in the desert areas or in which the groundwater is very deep. A phenomenon of arreismo could be considered the disappearance of the high Guadiana in Argamasilla de Alba in City Real ( Castile Mancha ) where infiltrates into the subsoil to reappear, according to some, in the eyes of the Guadiana in Villarrubia de los Ojos.
