What is Punctuation?

Punctuation refers to the symbols and markings used in writing and text to organize sentences and clarify meaning. Punctuation provides visual indicators to readers on how to pause, emphasize, and group words to comprehend the intended message.

Common punctuation marks in English include the period, comma, semicolon, colon, apostrophe, question mark, exclamation point, hyphen, dash, brackets, parenthesis, ellipsis, and quotation marks. Each has specific purposes for structuring, clarifying, emphasizing and indicating tone.

Punctuation acts like a traffic system for writing by separating ideas, identifying relationships, and improving flow and rhythm in sentences. Proper punctuation helps writing be more easily understood by readers.

History of Punctuation

Early writing had no spacing or punctuation. But as written language evolved, various punctuation marks were introduced:

• 3rd century BCE – Dots between words
• 1st century BCE – Word spaces
• 7th century – Hyphens and dashes
• 8th century – Sentence spacing
• 9th century – Period, comma, semicolon, colon
• 15th century – Question and exclamation marks
• 16th century – Quotation marks, parentheses, brackets

With the invention of printing in 1440, punctuation expanded as a way to aid comprehension and standardize texts. Further refinements have continued to the punctuation we know today.

Types of Punctuation Marks With Symbols

Punctuation Mark	Symbol
Period	.
Comma	,
Semicolon	;
Colon	:
Apostrophe	‘
Question Mark	?
Exclamation Point	!
Quotation Marks	” “
Parentheses	( )
Brackets	[ ]
Ellipsis	…
Hyphen	–
Em Dash	—
En Dash	–

Punctuation Marks with Examples

Period (.)

The period ends a sentence that makes a statement. It shows a complete stop or pause after a fully expressed thought. Period indicates the end of a declarative or imperative sentence.

For Example:

• I went to the store earlier.
• Please pass the bread.
• She loves reading fantasy novels.

Comma (,)

The comma indicates a brief pause within a sentence. It separates clauses, phrases, elements in a list, or adds clarity.

For Example:

• The cat, not surprisingly, jumped on the counter again.
• Sitting on the beach, sipping a cold drink, sounded relaxing.
• She ate an apple, orange, and grapes for lunch.

Semicolon (;)

The semicolon connects two independent clauses in one sentence. It shows a closer link than a period but a stronger separation than a comma.

For Example:

• The thunder roared; the lightning flashed wildly.
• I wanted to go home; however, I stayed until the end.
• Don’t press the red button; it will set off the alarm.

Colon (:)

The colon introduces an explanation, list, quotation, or other related information in a sentence. It signals to the reader that what follows is closely tied to the first part.

For Example:

• I have three goals this year: exercise daily, read 52 books, and learn to cook.
• Shakespeare wrote: “To be or not to be, that is the question.”
• Here’s the problem: we don’t have enough data to reach a conclusion.

Apostrophe (‘)

The apostrophe indicates possession or omitted letters in a contraction. For possession, it shows something belongs to someone, like “Jenny’s book.” For contractions, it shows where letters have been removed, like “can’t” for “cannot.”

For Example:

• The dragon’s wings were leathery.
• My sister’s art collection is impressive.
• Don’t = do not, can’t = cannot.

Question Mark (?)

The question mark indicates an interrogative sentence that asks a question. It replaces the period at the end of a sentence that queries information.

For Example:

• How was your day?
• Where should we meet later?
• What is the meaning of life?

Exclamation Point (!)

The exclamation point demonstrates emphasis or excitement. It punctuates exclamatory phrases or statements with strong emotion.

For Example:

• Watch out!
• I just won the lottery!
• This cake is delicious!

Quotation Marks (?)

Quotation marks enclose direct speech or quotations. They show the beginning and end of a speaker’s verbatim words. Quotation marks also sometimes denote titles or digits.

For Example:

• The sign said, “Walk slowly.”
• “When will you be home?” she asked.
• The teacher remarked, “Excellent job on the test.”

Parentheses ( )

Parentheses enclose supplementary or clarifying information that is peripheral to the main sentence. They indicate the information is useful but not essential to the meaning.

For Example:

• The package should arrive tomorrow (unless there are delivery delays).
• My apartment (and my roommate’s) is quite small.
• We are going to the show (you should come too)!

Brackets [ ]

Brackets enclose explanatory material or comments inserted within a quote. They show information that is useful but not part of the original quotation.

For Example:

• “She [the doctor] said I will be fine soon.”
• “I love this city [New York]!” he exclaimed.
• The book states, “He [King George] did not want to surrender power.”

Ellipsis (…)

The ellipsis indicates omitted words or trailing off speech. It shows that words have been left out of a sentence or sentence fragment. Ellipsis omits words, usually indicated by three spaced dots.

For Example:

• “We the…people of the United States…”
• “I wanted to explain…but I didn’t get the chance.”
• “To be…or not…to be.”

Hyphen (-)

The hyphen connects words into a single concept like “well-known” or “state-of-the-art.” It links closely associated terms.

For Example:

• The proposal is a well-thought-out plan.
• The mother-in-law visited last weekend.
• He bought a state-of-the-art computer.

Em Dash (—)

The em dash indicates an abrupt change in thought or an emphatic break. It’s used to set off parenthetical statements or show a change in tone or direction.

For Example:

• The cake—my favorite kind—was perfect.
• You should get some rest—you’ve been working all day!
• I have one goal this year—to be happier.

En Dash (–)

The en dash connects number ranges, dates, or other connected items like relationships. It shows a link between two things without abrupt separation like the em dash.

For Example:

• The conference is March 12–14.
• Pages 45–67 cover that topic.
• It was a close game, ending 105–103.

Table of Punctuation Marks, Symbols and Examples

Punctuation Mark	Symbol	Example Sentence
Period	.	I went to the store today.
Comma	,	The cat, not surprisingly, jumped on the counter again.
Semicolon	;	I wanted to go home; however, I stayed until the end.
Colon	:	Here is the deal: we need to make a decision now.
Apostrophe	‘	My brother’s car is very old.
Question Mark	?	Where should we meet later?
Exclamation Point	!	Watch out!
Quotation Marks	” “	The sign said, “Walk slowly.”
Parentheses	( )	My apartment (and my roommate’s) is quite small.
Brackets	[ ]	The book states, “[King George] did not want to surrender power.”
Ellipsis	…	I wanted to explain…but I didn’t get the chance.
Hyphen	–	The proposal is a well-thought-out plan.
Em Dash	—	You should get some rest—you’ve been working all day!
En Dash	–	The conference is March 12–14.

What Are Typographical Marks?

Asterisk (*)

Used to mark footnotes or as a reference mark. Also can denote omitted letters or words.

• The source contains a factual error*.
• She stated that the book was published in 2022*.
• The painting originally showed a dog*, not a cat.

Dagger (†) 

Indicates a footnote or endnote, usually numbered.

• Many historians dispute this claim†.
• Some scholars refute this theory†.
• A few experts have contested this point†.

Double dagger (‡) 

Marks a third footnote or endnote, after †.

• There is contradictory evidence regarding this‡.
• A couple linguists disagree with this analysis‡.
• He ignores several prominent critiques on this topic‡.

Section sign (§) 

Used to denote individual sections in documents.

• See regulations in §455 for more details.
• The rules in §3.2 prohibit this action.
• §1981 deals with employment discrimination.

Number sign (#) 

Used for numbered lists or to indicate an issue or chapter number.

• #1: Review the safety guidelines.
• Step #2: Mix all ingredients together.
• Caution – Do not exceed #10 dosage.

Pilcrow (¶) 

Indicates a new paragraph, especially in legal documents.

• ¶ Ensure all switches are turned off.
• ¶ The following day, he returned to ask again.
• ¶ Never assume malice when ignorance will suffice.

Caret (^) 

Marks where something is intended to be inserted into a text.

• My favorite city is ^Paris^.
• Janet’s mother is ^Susan^ Jones.
• The island’s name was ^Tonga^.

Obelisk (†)

Used to highlight important passages or notes requiring attention.

• † Remember to submit your finished essay.
• † These figures require careful review.
• † Contact support if the issue persists.

Asterism (⁂) 

Three asterisks indicating a break or pause in text.

• This research is incredibly important⁂ and merits further study.
• The 365-day year⁂ does not match the actual solar cycle.
• Use discretion when discussing this issue⁂ as opinions vary greatly.

Swung dash (⁓) 

Curved dash used as a break or flourish between passages.

• The festival was lively⁓with people dancing in the streets.
• After months abroad⁓ she was glad to return home.
• The classic novel⁓written over a century ago⁓still resonates today.

Index/Fist/Hand (☞☜) 

Used to indicate important text or draw attention.

• ☞ This passage contradicts the author’s initial assertions.
• ☞ Note the change in tone that occurs here.
• ☞ Pay careful attention to the subtext in this dialogue.

Button (●) 

Indicates a textual note or reference.

• Their methodology appears sound● but conclusions seem overstated.
• Further research is needed● as sample size was quite small.
• The artifact dates to 300 BCE● according to radiocarbon analysis●.

Maltese Cross (✠)

Indicates a significant passage to take notice of.

• ✠Remember to submit your application by the deadline.✠
• ✠Exercise caution when using power tools and machinery.✠
• ✠This historic discovery upended the prevailing theories.✠

Interpunct (·) 

Marks word division at end of lines, precursor to hyphen.

• The term well·known indicates something familiar.
• She had a certain ·je ne sais quoi· about her.
• The painter used striking·ly bold colors and textures.

Underscore (_)

• The fall_out from the scandal was swift and severe.
• Adding an extra layer provides emphasis and meaning.
• The discovery was truly revolutionary for its time.

Braces ({} )

• Please send all documents {reports, notes, images} for review.
• The essential qualities are {integrity, honesty, compassion}.
• This technique requires {patience, precision, and skill}.

Punctuation FAQs

Punctuation Practice Tests

Punctuation Exercises

Exercise 1: Correct the Punctuation

The following sentences are missing proper punctuation. Correct each sentence by adding the appropriate punctuation marks.

1. “Whereas the report I asked for” she said
2. After a long day of work I enjoy relaxing with a good book
3. The conference starts at 9 00 a.m and ends at 5 00 p.m
4. My brother who lives in New York is visiting us next week
5. Please bring the following items to the meeting a notebook a pen and your ID badge

Exercise 2: Identify and Correct the Errors

Read the sentences below and identify the punctuation errors. Rewrite the sentences with the correct punctuation.

1. Although it was raining, we decided to go for a hike however, we took our raincoats just in case.
2. The company’s mission is to provide excellent service, innovative solutions and, a positive work environment.
3. “I cant believe this is happening!” she exclaimed, as she watched the scene unfold.
4. He said “Im not sure if I can make it to the party tonight.”
5. My favorite colors are blue, green and red.

Answers

Exercise 1:

1. “Where’s the report I asked for?” she said.
2. After a long day of work, I enjoy relaxing with a good book.
3. The conference starts at 9:00 a.m. and ends at 5:00 p.m.
4. My brother, who lives in New York, is visiting us next week.
5. Please bring the following items to the meeting: a notebook, a pen, and your ID badge.

Exercise 2:

1. Although it was raining, we decided to go for a hike; however, we took our raincoats just in case.
2. The company’s mission is to provide excellent service, innovative solutions, and a positive work environment.
3. “I can’t believe this is happening!” she exclaimed, as she watched the scene unfold.
4. He said, “I’m not sure if I can make it to the party tonight.”
5. My favorite colors are blue, green, and red.