1 closing, concluding, terminating, ending, final, ultimate, extreme; maximum, greatest:
Spencer wrote that the human being is at once the terminal problem of biology and the initial factor of sociology.
2 deadly, mortal, fatal, lethal, incurable:
The cancer was diagnosed as terminal.
3 terminus, (terminal) station, end of the line, depot:
We arrived at the air terminal with five minutes to catch our plane.
4 keyboard, monitor, position, station, VDU (= 'visual display unit'), PC (= 'personal computer'), module, CRT (= 'cathode ray tube'), screen, (control) panel:
The computer system supported a terminal for each member of the team.
5 connection, wire, connector, coupler, coupling, conductor:
Do I attach the red cable to the positive or the negative terminal?