circum-lŭvĭo

ōnis, f.

luo

I. the accumulation of land by alluvion around a piece of land, alluvial land: jura circumluvionum, Cic. de Or 1, 38, 173.—Form circumluvium, Paul. ex Fest. p. 64, 14 Müll., and Isid. Orig. 14, 8, 12.
Lewis & Short
A Latin Dictionary, 1879
An open-access project