What does «rescatar» mean in Spanish?

To recover by payment, to redeem.

Examples of use in Spanish: "rescatar a un cautivo".
Libertar.
To save, to recover.

Examples of use in Spanish: "rescatara un náufrago".
To free, to relieve.

Examples of use in Spanish: "rescatar a uno de la desesperación".
Remove.

Examples of use in Spanish: "rescatar del olvido".