Lewis Short
(verb) : prae-clūdo, si, sum, 3, claudo, to shut in front, hence, in gen.
* To shut to, to close (class.).
* Lit.: portas praeclusit,Caes. B. C. 2, 19 fin.: praecludere portas consuli,id. ib. 3, 12: fores,Prop. 2, 4 (5), 21: portus classi,Luc. 9, 39: horrea,Suet. Calig. 26 fin.: via lapidum ruinā praeclusa,blocked up,Suet. Oth. 8 fin.—Transf., with a personal object: praeclusit cunctos negotiatores,i. e. closed their shops,Suet. Ner. 32.
* Transf.
* To close a thing to any one, i. e. to forbid access to: omnem orbem terrarum civibus Romanis,Cic. Verr. 2, 5, 65, § 168: maritimos cursus praecludebat hiemis magnitudo,id. Planc. 40, 96: sibi curiam,id. Pis. 17, 40: omnes sibi aditus misericordiae judicum,Cic. Verr. 2, 5, 8, § 21.
* To shut up or off, to hinder, stop, impede: effugium alicui,Lucr. 1, 973: vocem alicui,Liv. 33, 13, 5; cf.: linguam cani, ne latret,Phaedr. 1, 22, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary