n. 1. See alluvium. 2. The flow of water against a shore or bank. 3. Inundation by water; flood. 4. Law The increasing of land area along a shore by deposited alluvium or by the recession of water. [Latin alluviō, alluviōn-, from alluere, to wash against : ad-, ad- + -luere, to wash; see leu(ə)- in the Appendix of Indo-European roots.] |
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