illuvial

adjective

il·​lu·​vial

(ˈ)i¦lüvēəl,

-vyəl also (ˈ)il¦yü-

: of, relating to, or marked by illuviation or illuviated materials or areas

illuvial soil

Word History

Etymology

in- entry 2 + -luvial (as in alluvial)

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!