illuvium

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Noun === illuvium (plural illuviums or illuvia) (geology) material displaced across a soil profile, from one layer to another, by the action of rainwater ==== Related terms ==== illuviate illuviation ==== See also ==== alluvium === Further reading === illuvium on Wikipedia.Wikipedia