noncancelable

/ˌnɑnˈkænsələbəl/
adjective
  1. Unable to be canceled or terminated once agreed upon.
    • The hotel booking was noncancelable, so we had to pay even though our plans changed.
    • Many airline tickets are noncancelable unless you purchase travel insurance.
    • She signed a noncancelable lease for the apartment.
Antonyms
What does "noncancelable" mean? | whatsthatwordmean | whatsthatwordmean