Spanish

Conjunction

a no ser que

1. unless

   No voy a ver Broadway a no ser que vaya alguna vez a Nueva York.

   I'm not going to see Broadway unless I go to New York one day.

   No se podía comunicarse con los vecinos, a no ser que hubiera aprendido la lengua.

   She couldn't have talked with the neighbours unless she'd learn the language.

Usage notes

This is always followed by the subjunctive.