a paragraph, phrase, etc., added to a letter that has already been concluded and signed by the writer.
any addition or supplement, as one appended by a writer to a book to supply further information.
Origin of postscript
1515–25; < Latinpostscrīptum, neuter past participle of postscrībere to write after
Related formssub·post·script, noun
PostScript
[pohst-skript, pohs‐]
Trademark.
a page description language using scalable fonts that can be printed on a variety of appropriately equipped devices, including laser printers and professional-quality imagesetters.
1550s, from Latin post scriptum "written after," from neuter past participle of Latin postscribere "write after," from post "after" (see post-) + scribere "to write" (see script (n.)).
