pen ‧ sion ‧ a ‧ ble /ˈpenʃ ə nəb ə l/ BrE AmE adjective British English
1 . giving someone the right to receive a pension:
36% of the population were of pensionable age.
2 . pensionable pay/salary etc pay from which money is regularly taken for a pension:
The employee’s contribution is 5% of pensionable salary.