List of proofreader's marks

This article is a list of standard proofreader's marks used to indicate and correct problems in a text. The marks may be abstract symbols, abbreviations, or (in some cases) entire spelled-out words. These are usually handwritten on the paper containing the text. These indicators are interleaved in the text or placed in margins.[1] Different languages use different proofreading marks and sometimes publishers have their own in-house proofreading marks.

Lists of these marks can often be found in relevant standards like ISO 5776 or BS 5261, style guides such as The Chicago Manual of Style,[2] encyclopedias such as the Encyclopædia Britannica,[3] dictionaries such as the OED,[citation needed] and instructive materials for editors and proofreaders.

Abbreviations

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These abbreviations are those prescribed by the Chicago Manual of Style.[2] Other conventions exist.

AbbreviationMeaningUse
bfBoldfaceSet in boldface
capsCapitalizeSet in capital letters
eq #Equalize spacing
flFlush leftAlign text flush with left margin
frFlush rightAlign text flush with right margin
hr #Insert hair space
italItalicsSet in italic type
lcLower caseSet in lowercase
lsLetterspaceAdjust letterspacing
romRomanPut in Roman (non-italic) font
scSmall capsPut text in small caps
setInsert question mark
spSpell outUsed to indicate that an abbreviation should be spelled out, such as in its first use
stetLet it standIndicates that proofreading marks should be ignored and the copy unchanged
trtransposeTranspose the two words selected
wfWrong fontPut text in correct font
ww[4]Wrong wordWrong word used (e.g. to/too)

Symbols

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Text annotated with proofreading marks to the ISO 5776 standard[5]

Most, but not all, of these symbols can be found in The Chicago Manual of Style.[2] If Unicode contains a character that can be confidently identified with the symbol, its codepoint will be listed; otherwise the symbol in the symbol column is either an image, an html creation, or a typographical approximation using a similar unicode symbol.

Symbol NameSymbol(s)MeaningExample of Use
Dele

or various

Delete
Pilcrow (Unicode U+00B6)[a]Begin new paragraph
Pilcrow (Unicode U+00B6)¶ no[citation needed]Remove paragraph break
Caret (Unicode U+2038, 2041, 2380[b]) or or [c]Insert
(Unicode U+0023)#[d]Insert space
Close up (Unicode U+2050)Tie words together, eliminating a spaceI was reading the news⁐paper this morning.
] [Center text
]Move text right
[Move text left
Insert em dash
Insert en dash
Insert full stop
⚪︎Insert punctuation (the punctuation mark wanted is shown inside the circle.)

Manuscripts

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Depending on local conventions, selected text may be underscored (underlined) to indicate any special formatting or typeface to be used, with an explanatory abbreviation written in the margin.[8][9]

The more common conventions are these:

  • single dashed underline for stet, 'let it stand', proof-reading mark cancelled. The margin note stet / may be added.
  • single straight underline for italic type
  • single wavy underline for bold type
  • double straight underline for small caps
  • double underline of one straight line and one wavy line for bold italic
  • triple underline for FULL CAPITAL LETTERS (used among small caps or to change text already typed as lower case).

See also

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Notes

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  1. Typically with a hollow head, being handwritten.
  2. U+2380 INSERTION SYMBOL is the ISO 9995-7 character for the Insert key[6][7]; it is included here for visual reference.
  3. The circumflex character ^ and latin letter v are sometimes shown but these are not correct.
  4. There is considerable individual variation in the angle at which this mark is written.

References

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  1. "Proof Correction Marks" (PDF). British Standards Institution. Archived from the original (PDF) on 15 December 2017. Retrieved 13 May 2016. Instruction | Textual mark | Marginal mark [...]
  2. 1 2 3 "Proofreaders' Marks". The Chicago Manual of Style Online. Retrieved 12 February 2025.
  3. "proofreading". Britannica. Retrieved 29 May 2026.
  4. "Proofreading Marks: What Do They Mean?". Scribendi.
  5. "ISO 5776:2022". ISO. Retrieved 2023-02-28.
  6. ISO 9995-7, p. 4, within Table 1.
  7. "Miscellaneous Technical" (PDF). p. 252. Retrieved 3 June 2026. "Keyboard symbols from ISO 9995-7"
  8. Writers' & Artists' Yearbook 2020. Bloomsbury. 5 September 2019. ISBN 9781472947512.
  9. "Proofreading Marks Chart  Some of the Most Common Proofreading Marks". graphic-design-employment.com. Retrieved 9 October 2020.
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