An act or period of musing; a spell of thoughtfulness or reflection. Also (rare) as a mass noun: profound meditation or abstraction; musing.

Lacking awareness of or concentration on what is happening around one; distracted, preoccupied, faraway. Now largely superseded by abstracted, adj. 2.

Characterized by a lack of awareness of or concentration on what is happening around one; esp. distracted, preoccupied; inattentive, faraway.

Absent-minded, preoccupied, distracted. Of an expression, etc.: characteristic of this state of mind.

Given to, disposed to, or engaged in thinking; absorbed in thought; meditative, contemplative; pensive, musing; full of thoughts, preoccupied in…

Abstracted or disengaged from (the body, etc.) in contemplation or reverie. Obsolete. rare.

lost in thought.

In various senses of the verb; sometimes in a purely static sense, secluded; also of mental state, detached. Also spec. in Psychology, characterized…

Given to or characterized by daydreaming or reverie; reflective, musing; absent-minded, distracted.

Of a person's thoughts: characterized by abstractedness or idle musing (cf. brown study, n.). Later more generally: characterized by solemn…

Engrossed in thought; mentally distracted; concerned, worried; characterized by mental preoccupation. Also in extended use.

Habitually inattentive or forgetful; distracted or preoccupied to the extent of being unaware of one's immediate surroundings. Frequently in absent-…

(a) penniless, destitute; (b) dazed, absent-minded.