Al-lū'vi-on, n.
n. [Lat. alluvio, from allūere, to wash against, from ad and luere, equiv. to lavare, to wash; Fr. alluvion, Pr. alluvio. Cf. LAVE, v. t.]
Sense 1. Same as ALLUVIUM.
The golden alluvions are there [in California and Australia] spread over a far wider space: they are found not only on the banks of rivers, and in their beds, but are scattered over the surface of vast plains. R. Cobden.
Sense 2. (Law.) The gradual increase of earth on a shore, or bank of a river, by the force of water, as by a current or by waves. The owner of the land thus augmented has a right to the alluvial earth. See ACCRETION. Bowyer.