isolare bedeutet auf Englisch

isolate [isolated, isolating, isolates]▼(transitive: to set apart or cut off from others)
verb
[UK: ˈaɪ.sə.leɪt] [US: ˈaɪ.sə.ˌlet]A language isolate is a language with no demonstrable relationship with other languages. = Una lingua isolata è una lingua senza alcuna relazione dimostrabile con altre lingue.

seal [sealed, sealing, seals]▼(to prevent people or vehicles from crossing (something))
verb
[UK: siːl] [US: ˈsiːl]