re ‧ tract ‧ a ‧ ble /rɪˈtræktəb ə l/ BrE AmE adjective
a retractable part of something can be pulled back into the main part:
a knife with a retractable blade
re ‧ tract ‧ a ‧ ble /rɪˈtræktəb ə l/ BrE AmE adjective
a retractable part of something can be pulled back into the main part:
a knife with a retractable blade
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012