Subject
that which is placed under the authority, jurisdiction, dominion, or influence of something else. One who is under the authority, rule, or dominion of another. That on which any mental operation is exercised; that which is treated or handled as an object of examination, which anything is affirmed or denied; as, a subject for inquiry or consideration.
That on which any physical operation or experiment is performed; as, a subject for medical treatment. The hero of a piece; the person treated of; as, Byron is the subject of one of Macaulay's essays. In logic, the term of which the other is affirmed or denied; as, the subject of a proposition. In grammar, the nominative case of a verb. In fine arts, that which it is the desire and aim of the artist to express; as, the subject of a picture. In anatomy, a dead body serving as an object for anatomical dissection. In music, the chief melody or theme of a movement. lay's finest