adjective Date: 1842 previously applied to another group and unavailable for use in a new sense, 2. lost in thought, already occupied, see: abstracted
PREOCCUPIED
Meaning of PREOCCUPIED in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012