To engage or engross someone’s attention completely.

Someone who is absorbed in thought or distracted.

विचारों में डूबा हुआ या विचलित।

English Usage: She seemed preoccupied during the meeting, not paying attention to the discussion.

Hindi Usage: बैठक के दौरान वह ध्यान नहीं देकर विचारों में डूबी हुई लग रही थी।