Meaning of “recourse” - Learner’s Dictionary

recourse

noun [ U ] uk us /rɪˈkɔːs/ formal

someone or something that can help you in a difficult situation:

For many cancer patients, surgery is the only recourse.
They solved their problem without recourse to (= without using) violence.

(Definition of “recourse” from the Cambridge Learner’s Dictionary © Cambridge University Press)