sur-rādo

si, sum, 3, v. a.
I. to scrape below.
I. Lit. (ante- and postclass.): ficos, Cato, R. R. 50: arborem, Pall. Apr. 4.— *
II. Transf., of a river, to run close under, to flow along or past: barbaros fines, Amm. 28, 2, 1.
Lewis & Short
A Latin Dictionary, 1879
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