atterration

== English == === Noun === atterration (usually uncountable, plural atterrations) (obsolete) The act of filling up with earth, or of forming land with alluvial earth. ==== Related terms ==== atterrate terrain === References === “atterration”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.