recourse
n. uncountablen. a way to get help or solve a problem when you are in a difficult situation. It is often the last thing you can do to fix a trouble.
n. the act of turning to someone or something for assistance or protection in a difficult situation. Often used in legal or formal contexts to describe a final option for resolution.
Your only recourse is to file a formal complaint.
If the company refuses to issue a refund, the customer has legal recourse through the small claims court.
The treaty was designed to ensure that smaller nations had diplomatic recourse before any military action was considered by the regional powers.
From Middle English recours (noun) and recoursen (verb), from Old French recours, from Latin recursus, past participle of recurrō.
Commonly follows the preposition 'without' or is used in the phrase 'have recourse to'.