LAT

Lewis Short

(verb) : concăvo, no
* Perf., ātum, 1, id., to make hollow, to hollow out, make round (very rare): bracchia in arcus,to curve, bend,Ov. M. 2, 195; cf. manus,Nemes. Ecl. 3, 49: concavati nidi,Col. 8, 5, 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory