preoccupation
(noun)
noun
1. an idea that preoccupies the mind and holds the attention
Definition categories: thought, idea
2. the mental state of being preoccupied by something
Similar word(s): absorption, engrossment, preoccupancy
Definition categories: thought
3. the act of taking occupancy before someone else does
Similar word(s): preoccupancy
Definition categories: act, occupancy, occupation