from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A message appended at the end of a letter after the writer's signature.
  • n. Additional information appended to the manuscript, as of a book or article.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An addendum to a letter, added after the author’s signature.
  • n. An addition to a story, play, etc.
  • v. To extend (a letter etc.) with additional remarks.

from the GNU version of the Collaborative International Dictionary of English

  • n. A paragraph added to a letter after it is concluded and signed by the writer; an addition made to a book or composition after the main body of the work has been finished, containing something omitted, or something new occurring to the writer.

from The Century Dictionary and Cyclopedia

  • n. An addition made to a written or printed composition as an afterthought, or to state something that has been omitted.
  • n. More commonly, a paragraph added to a letter which has already been concluded and signed by the writer.
  • n. Abbreviated P. S.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a note appended to a letter after the signature
  • n. textual matter that is added onto a publication; usually at the end


Medieval Latin *postscrīptum, from neuter past participle of Latin postscrībere, to write after : post-, post- + scrībere, to write.
(American Heritage® Dictionary of the English Language, Fourth Edition)
post- + script (Wiktionary)



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