Lewis Short
con-trĕmo, ŭi, 3
* V. n., to tremble greatly, to quake (rare): caelum tonitru contremit, Pac. ap. Cic. de Or. 3, 39, 157 (Trag. Rel. v. 413 Rib.): fulminis horribili cum plagā torrida tellus Contremit,Lucr. 5, 1220.
Charlton T. Lewis, Charles Short, A Latin Dictionary