Terminal (adjective) – Leading to death (will die)
Leaving the airport terminal (terminal) would lead to his death.
Examples of terminal (adjective) in a sentence
Last November, doctors told him the cancer had reappeared, only this time it had spread and was terminal.
The doctor says that Grandpa's illness is terminal and that all they can do is give him something for the pain.
Hospitals are not the only choice for people who have a terminal illness.