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  • colon
    colon
    noun
    the sign (:) used to mark a major division in a sentence, to indicate that what follows is an elaboration, summation, implication, etc., of what precedes; or to separate groups of numbers referring to different things, as hours from minutes in 5:30; or the members of a ratio or proportion, as in 1 : 2 = 3 : 6.
  • Colón
    Colón
    noun
    a seaport in Panama at the Atlantic end of the Panama Canal.
  • colón
    colón
    noun
    the standard monetary unit of Costa Rica, divided into 100 céntimos

colon

1 American  
[koh-luhn] / ˈkoʊ lən /

noun

colons, plural cola plural
  1. the sign (:) used to mark a major division in a sentence, to indicate that what follows is an elaboration, summation, implication, etc., of what precedes; or to separate groups of numbers referring to different things, as hours from minutes in 5:30; or the members of a ratio or proportion, as in 1 : 2 = 3 : 6.

  2. Classical Prosody. one of the members or sections of a rhythmical period, consisting of a sequence of from two to six feet united under a principal ictus or beat.


colon 2 American  
[koh-luhn] / ˈkoʊ lən /

noun

colons, plural cola plural
  1. Anatomy. the part of the large intestine extending from the cecum to the rectum.

  2. Zoology. the portion of the digestive tract that is posterior to the stomach or gizzard and extends to the rectum.


colon 3 American  
[koh-lohn, kaw-lawn] / koʊˈloʊn, kɔˈlɔn /

noun

colons, plural colones plural
  1. the paper monetary unit of El Salvador, equal to 100 centavos. C.

  2. a cupronickel or steel coin and monetary unit of Costa Rica, equal to 100 centimos.


colon 4 American  
[koh-lon, kuh-lon] / ˈkoʊ lɒn, kəˈlɒn /

noun

  1. a colonial farmer or plantation owner, especially in Algeria.


Colón 5 American  
[koh-lon, kaw-lawn] / koʊˈlɒn, kɔˈlɔn /

noun

  1. a seaport in Panama at the Atlantic end of the Panama Canal.


colón 1 British  
/ kəʊˈləʊn, koˈlon /

noun

  1. the standard monetary unit of Costa Rica, divided into 100 céntimos

  2. the former standard monetary unit of El Salvador, divided into 100 centavos; replaced by the US dollar in 2001

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

colon 2 British  
/ ˈkəʊlən /

noun

  1. the punctuation mark :, usually preceding an explanation or an example of what has gone before, a list, or an extended quotation

  2. this mark used for certain other purposes, such as expressions of time, as in 2:45 p.m., or when a ratio is given in figures, as in 5:3

  3. (in classical prosody) a part of a rhythmic period with two to six feet and one principal accent or ictus

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

colon 3 British  
/ ˈkəʊlən /

noun

  1. the part of the large intestine between the caecum and the rectum

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

colon 4 British  
/ kəˈlɒn, kɔlɔ̃ /

noun

  1. a colonial farmer or plantation owner, esp in a French colony

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Colón 5 British  
/ koˈlɔn, kɒˈlɒn /

noun

  1. Former name: Aspinwall.  a port in Panama, at the Caribbean entrance to the Panama Canal. Chief Caribbean port. Pop: 157 000 (2005 est)

  2. the official name of the Galápagos Islands

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

colon Scientific  
/ kōlən /
  1. The longest part of the large intestine, extending from the cecum to the rectum. Water and electrolytes are absorbed, solidified, and prepared for elimination as feces in the colon. The colon also contains bacteria that help in the body's absorption of nutrients from digested material.


colon 1 Cultural  
  1. The middle and longest part of the large intestine. (See digestive system.)


colon 2 Cultural  
  1. A punctuation mark (:) used to introduce a description, an explanation, or a list. For example, “She would own only one kind of pet: a Siamese cat” and “The little boy announced that he wanted the following for his birthday: two sweaters, a new tent, and three toy cars.”


Other Word Forms

Noun Inflected Forms

Etymology

Origin of colon1

First recorded in 1580–90; from Latin cōlon, from Greek kôlon “limb; part of a clause or period”

Origin of colon2

First recorded in 1350–1400; Middle English, from Latin, from Greek kólon “large intestine”

Origin of colon3

First recorded in 1890–95; from Latin American Spanish, after (Cristobal) Colón “(Christopher) Columbus”

Origin of colon4

First recorded in 1600–10, in earlier sense “husbandman”; 1955–60 in present sense; from French, from Latin colōnus “colonist, farmer, tenant farmer”

Explanation

In punctuation, a colon is the mark made by stacking two periods (:). The colon can be used to separate the hour and minutes in time (7:30 a.m.) or to introduce a list or a quotation. A colon is also a unit of money in both Costa Rica and El Salvador. It equals 100 centimos in the former and 100 centavos in the latter. When you travel to Costa Rica, you can trade dollars for colons. In medical terms, your colon is part of your digestive system, and its purpose is to extract water from solid waste. In humans, there are four parts of the colon: ascending, transverse, descending, and sigmoid.

Keep Reading on Vocabulary.com

Vocabulary lists containing colon

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A review of case reports from nine people who self-administered coffee enemas also concluded that there’s insufficient evidence to prove that the practice is helpful, and that it could be harmful, to the colon.

From Los Angeles Times Jul. 8, 2026

King died on Wednesday after "a courageous and characteristically determined battle with colon cancer", the Mobo Organisation said in a statement.

From BBC Jun. 5, 2026

Worrying about costs is one explanation why people don’t get screened for colon cancer, but there are several other reasons why someone may avoid getting a colonoscopy or doing a stool test.

From MarketWatch Jun. 4, 2026

Abivax said the drug was generally well tolerated, with no new safety signals observed, but reported three cases of prostate, breast, and colon cancers that investigators considered unrelated to the treatment.

From The Wall Street Journal Jun. 2, 2026

Nels’s wife had died from cancer of the colon.

From "Snow Falling on Cedars: A Novel" by David Guterson

A Cuban tour guide at Havana’s historic Colón Cemetery, a popular visitor draw because of its elaborate monuments and mausoleums, said she lost her job this spring as tourism collapsed.

From The Wall Street Journal May 27, 2026

The newly studied fossil was uncovered during excavations led by Fundación Dinópolis at the "Están de Colón" site within the Villar del Arzobispo Formation, which dates back to the Late Jurassic period.

From Science Daily May 17, 2026

As part of her response, Colón made sure Tribune readers knew she was leading a delegation from SafeSport to cheer on U.S. athletes at the Olympics.

From Salon Feb. 22, 2026

Born William Anthony Colón Román on April 28, 1950, to Puerto Rican parents in New York City, Colón first picked up the trumpet in school.

From Los Angeles Times Feb. 21, 2026

He is fifty-five years old now and lives at Calle Colón, Casa No. 11.

From Secret Armies The New Technique of Nazi Warfare by Spivak, John L.

For instance, PepsiCo has its own namesake prebiotic cola with fiber, which it made available nationwide in February.

From MarketWatch May 10, 2026

He likened it to the cola wars of the 1980s—but warned it may not be a winning strategy.

From The Wall Street Journal Dec. 14, 2025

So, in terms of drinks it includes fizzy drinks such as lemonade and cola that contain sugar.

From BBC Oct. 1, 2025

Children who consumed pure apple juice often followed a diet with more fish, fruit, green vegetables, and salad, whereas those drinking cola ate more burgers, sausages, pizza, french fries, meat, chocolate, and sweets.

From Science Daily Apr. 12, 2024

Artemis Senior was on board the ship, along with Butler’s uncle and 250,000 cans of cola.

From "Artemis Fowl" by Eoin Colfer

In Costa Rica recently, where United States dollars and Costa Rica colones are widely accepted, Ms. Haskins of International Living got a bill in a restaurant that showed both currencies.

From New York Times Sep. 22, 2022

“Doing the conversion from colones, I saw that it should have been $23, but it was $29,” she said.

From New York Times Sep. 22, 2022

Countries like Ecuador and El Salvador have gone so far as to ditch their local currencies altogether, giving in to their citizens’ preference for stable U.S. dollars over volatile and rapidly inflating sucres and colones.

From Slate Dec. 23, 2019

Both are likely to bulldoze the box office this side of Christmas, both are new instalments of previous best picture nominees, and both have colons in their titles.

From BBC Sep. 20, 2025

They found the mice experience significantly less weight loss and reduced colitis symptoms, while their colons remained virtually normal in appearance and did not show any significant loss of intestinal stem cells.

From Science Daily Nov. 27, 2023

On both of their colonoscopies, their doctors snared away polyps, or abnormal growths of tissue inside of their colons with the potential to turn into cancer one day.

From Slate Oct. 24, 2022

The theme of this week’s trailers: titles with colons in them.

From The Verge Oct. 10, 2021

They put colons and full stops at the ends of sentences.

From "Eats, Shoots & Leaves" by Author

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