What is the meaning of subject?

noun

• The subject matter of a conversation or discussion.
  • usage: "he didn't want to discuss that subject"; "it was a very sensitive topic"; "his letters were always on the theme of love"
  • synonyms: topic, theme
• Something (a person or object or scene) selected by an artist or photographer for graphic representation.
  • usage: "a moving picture of a train is more dramatic than a still picture of the same subject"
  • synonyms: content, depicted object
• A branch of knowledge.
  • usage: "in what discipline is his doctorate"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"
  • synonyms: discipline, subject area, subject field, field, field of study, study, bailiwick
• Some situation or event that is thought about.
  • usage: "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"
  • synonyms: topic, issue, matter
• Grammar) one of the two main constituents of a sentence; the grammatical constituent about which something is predicated. (
• A person who is subjected to experimental or other observational procedures; someone who is an object of investigation.
  • usage: "the subjects for this investigation were selected randomly"; "the cases that we studied were drawn from two different communities"
  • synonyms: case, guinea pig
• A person who owes allegiance to that nation.
  • usage: "a monarch has a duty to his subjects"
  • synonyms: national
• Logic) the first term of a proposition. (

verb

• Cause to experience or suffer or make liable or vulnerable to.
  • usage: "He subjected me to his awful poetry"; "The sergeant subjected the new recruits to many drills"; "People in Chernobyl were subjected to radiation"
• Make accountable for.
  • usage: "He did not want to subject himself to the judgments of his superiors"
• Make subservient; force to submit or subdue.
  • synonyms: subjugate
• Refer for judgment or consideration.
  • usage: "The lawyers submitted the material to the court"
  • synonyms: submit

adjective

• Possibly accepting or permitting.
  • usage: "a passage capable of misinterpretation"; "open to interpretation"; "an issue open to question"; "the time is fixed by the director and players and therefore subject to much variation"
  • synonyms: capable, open
• Being under the power or sovereignty of another or others.
  • usage: "subject peoples"; "a dependent prince"
  • synonyms: dependent
• Likely to be affected by something.
  • usage: "the bond is subject to taxation"; "he is subject to fits of depression"