Subject (Latin: subiectus "lying beneath") may refer to:


  • Hypokeimenon, or subiectum, in metaphysics, the "internal", non-objective being of a thing
    • Subject (philosophy), a being that has subjective experiences, subjective consciousness, or a relationship with another entity



Science and technologyEdit

  • The individual, whether an adult person, a child or infant, or an animal, who is the subject of research.


Library science and information scienceEdit

  • Subject (documents) (subject classification; subject indexing; subject searching)
  • Subject term or index term, a descriptor of a document used in bibliographic records

Other usesEdit

See alsoEdit