daydream
noun
1 she was lost in a daydream:
reverie, trance, fantasy, vision, fancy, hallucination, musing, brown study, imagining;
inattention, inattentiveness, woolgathering, preoccupation, brooding, obliviousness, engrossment, absorption, self-absorption, absentmindedness, absence of mind, staring into space, abstraction, lack of concentration, lack of application;
Scottish dwam;
humorous blonde moment.
▷antonyms concentration.
verb
stop daydreaming and pay attention:
dream, muse, be lost in thought, be in a brown study, stare into space, hallucinate;
fantasize, indulge in fantasy, indulge in fancy, indulge in woolgathering, be in cloud cuckoo land, be unrealistic, build castles in the air, build castles in Spain.
▷antonyms concentrate, focus.