Attention: This page is designed using recognized Web standards. You are seeing this message because your browser does not support those standards. You will have full access to the content of this page, but it will look much better if you use a recent browser such as Internet Explorer 7.x (Windows), or Mozilla Firefox (Windows/Mac). Learn more...


everything you need to know about the colon

By Walt Jackson

fun colon facts

– Back to Top –

six reasons to use a colon

  1. Use a colon to introduce a series.

    IU Southeast has six divisions: education, arts and letters, nursing, and natural, social, and physical sciences.

  2. Use a colon to divide two complete thoughts that are the same .

    He was very tall: his head scraped the ceiling.

  3. Use a colon to add emphasis.

    After weeks of study, she wanted one thing: a vacation.

  4. Use a colon to introduce a long quotation.

    Who can forget Hamlet's soliloquy: "To be or ...

  5. Use a colon for separations in references, time, and titles.

    New York: Harper Collins Publishers

    It is 9:33 a.m.

    "Do not covet your neighbor's ox" (Exodus 20:17).

  6. Use a colon in the salutation of a formal letter.

    Dear Chancellor:

– Back to Top –

a semicolon is not a colon

Semicolons are used to separate two complete thoughts that are related to each other but that do not mean the same thing.

Yesterday it rained; today's forecast is sunshine.

Because the two complete thoughts do not mean the same thing, they are frequently connected with both a semicolon and words like however, on the other hand, and nevertheless.

Yesterday it rained; however, today's forecast is sunshine.

Colons, however, are used to join two complete thoughts that do mean the same thing. The second thought restates or elaborates on the first.

Yesterday it rained: all day the clouds pelted us with precipitation.

– Back to Top –

a dash is not a colon

Dashes are used in informal writing to indicate an abrupt interruption of ideas. Dashes are used at the beginning, middle, and end of a sentence. Used to excess, dashes can weaken your writing—so watch it!

A vacation—that was the only thing she wanted.

One thing—a vacation—was all she wanted.

She wanted only one thing—a vacation.

Colons, on the other hand, are used to focus readers' attention at only the end of a sentence. Colons are used in formal writing.

After weeks of study, she wanted one thing: a vacation.

– Back to Top –

colon warnings

  1. Do not use a colon after a verb.

    Wrong—The topic of the pamphlet is: the colon.

    Right—The topic of the pamphlet is the colon.

  2. Do not use a colon after consists of or such as.

    Wrong—Pack useful items such as: an MLA guide, ...

    Right—Pack useful items such as an MLA guide, ...

  3. Do not capitalize the first item in a list included in a sentence.

    Right—Learn how to use the following machines:

    computer, printer, ...

  4. Do capitalize the first item in a list in a column.

    Right—Learn how to use the following machines:

    1. Computer
    2. Printer
  5. You do not have to capitalize the first word in a complete thought after a colon, but you may.

    Right—I was disappointed: misspelling spoiled my essay.

    Right—I was disappointed: Misspelling spoiled my essay.

– Back to Top –

an exit exam on the colon

Place a colon in each of the following:

  1. Dear Screamer
  2. Mondays through Thursdays the Writing Help Center opens at 8 00 a.m., but on Fridays and Saturdays it opens at 9 00 a.m.
  3. Who can forget the Center's slogan "We'll help you write."
  4. After weeks of research, she wanted just one thing MLA guidelines.
  5. He knew it was important to revise his paper a good revision would mean a higher grade.
  6. IU Southeast offers degrees at all levels associate, bachelor, and master.

– Back to Top –