See Also: infall(dictionary)

infall (iou)



infall noun. M17.
[from IN-1 + FALL noun2, after Dutch inval.]
An attack, inroad, or incursion upon an army, town, etc., or into a country. Now rare. M17.
The place where water enters a reservoir, canal, etc. M17.
Chiefly Astronomy. (An instance of) falling into or upon a body (esp. a planet) from an outside source; material which falls or has fallen (e.g. cosmic dust). L19.