—n. 1. application of the mind to the acquisition of knowledge, as by reading, investigation, or reflection: long hours of study. 2. the cultivation of a particular branch of learning, science, or art: the study of law. 3. Often, studies. a personal effort to gain knowledge: to pursue one's studies. 4. something studied or to be studied: Balzac's study was human nature. 5. research or a detailed examination and analysis of a subject, phenomenon, etc.: She made a study of the transistor market for her firm. 6. a written account of such research, examination, or analysis: He published a study of Milton's poetry. 7. a well-defined, organized branch of learning or knowledge.
8. zealous endeavor or assiduous effort.
9. the object of such endeavor or effort.
10. deep thought, reverie, or a state of abstraction: He was lost in study and did not hear us come in. 11. a room, in a house or other building, set apart for private study, reading, writing, or the like.
12. Also called étude.Music.a composition that combines exercise in technique with a greater or lesser amount of artistic value.
13. Literature. a. a literary composition executed for exercise or as an experiment in a particular method of treatment.
b. such a composition dealing in detail with a particular subject, as a single main character.
14. Art.something produced as an educational exercise, as a memorandum or record of observations or effects, or as a guide for a finished production: She made a quick pencil sketch of his hands as a study for the full portrait in oils. 15. a person, as an actor, considered in terms of his or her quickness or slowness in memorizing lines: a quick study.
—v.i. 1. to apply oneself to the acquisition of knowledge, as by reading, investigation, or practice.
2. to apply oneself; endeavor.
3. to think deeply, reflect, or consider.
4. to take a course of study, as at a college.
—v.t. 1. to apply oneself to acquiring a knowledge of (a subject).
2. to examine or investigate carefully and in detail: to study the political situation. 3. to observe attentively; scrutinize: to study a person's face. 4. to read carefully or intently: to study a book. 5. to endeavor to learn or memorize, as a part in a play.
6. to consider, as something to be achieved or devised.
7. to think out, as the result of careful consideration or devising.