The period or full-stop is a punctuation mark which is represented by a point (.) This tag does not discuss time.

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200
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15answers
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How many spaces should come after a period/full stop?

In the past — or at least, when I was in elementary school — periods/full stops were followed by two spaces. Lately, it's become more and more common to see just one space. In the modern ...
81
votes
4answers
137k views

When “etc.” is at the end of a phrase, do you place a period after it?

Example: It's all about apples, oranges, bananas, etc. VS. It's all about apples, oranges, bananas, etc..
37
votes
2answers
8k views

When should end punctuation go inside quotes?

I have been/am being taught that end punctuation should always go inside quotes. For example, you are supposed to write: Marvin thought it was "awful." The problem is I do not see how does this ...
32
votes
5answers
203k views

Should I write “PhD” or “Ph.D.”?

Question pretty self-explanatory. Should the abbreviation of the Latin term philosophiae doctor be written as PhD (no periods) or Ph.D. (with periods)?
22
votes
2answers
29k views

Should you use a comma/period after “Thanks”/“Regards” in email signatures?

Normal practice is to end emails with a Thanks or Regards. My question is should there be a comma or a period or nothing after Thanks/Regards? Thanks, John Doe Or Thanks. John ...
20
votes
5answers
23k views

Punctuation around abbreviations

I always stumble when using abbreviations in a sentence, as they inherently contain a period in them. How do I use a comma or a semicolon after an abbreviation? How about a period? E.g. (This is an ...
16
votes
5answers
3k views

What do you do when a sentence ends with a decimal?

In a sentence like "The answer is 0.8." the period looks awkward after "0.8". Is there a rule for a situation like this? Sometimes I put a space before the period like this: "The answer is 0.8 ." ...
15
votes
1answer
788 views

Why is there a period after a royal title?

In The Wealth of Nations, whenever a royal name appears, there is a period after the roman numeral. Why is this, and why has the practice been discontinued? If you search this online copy for a royal ...
15
votes
6answers
5k views

Name and origin of writing with period after each word

It may be limited to the web ecosystem, but I've read a lot of those sentences lately, where each word is followed by a period. Examples: Oh. My. God. Best. Job. Ever. No. F***ing. Way. ...
14
votes
2answers
52k views

Use of capitals and full stops in bullet points [duplicate]

Possible Duplicate: Capitalization for a bullet list Let's say I have a bullet point list e.g: Point 1. Point 2. Point 3. Notice I have put a capital letter for the starting letter of ...
13
votes
4answers
4k views

Should there be a period after an equation?

This isn't a pure English question, but it is about writing style: Sometimes entities that aren't words end up being in sentences. I know that when mathematical expressions are inline as follows: ...
13
votes
3answers
3k views

Capitalization for a bullet list

The following is from some software documentation we are writing: NOTE: Refreshing a report may be necessary or helpful when: you believe the data in the report has changed since it was ...
12
votes
3answers
5k views

Does the abbreviation for Saint in a church name require a period?

In referring to a local church, does the name "St Giles" require a period after the "St"? I was told that to add a period confuses it with the abbreviation for street.
12
votes
2answers
14k views

Should I use a period at the end of a headline?

I am working on copywriting for my website, and am wondering whether or not I should use periods at the end of my headlines. The headlines will probably be used both as headlines for news articles, ...
12
votes
3answers
22k views

Should there be a space between name initials?

In writing authors' initials in research papers (either in the author by-line or the bibliography), should there be a space between intials? R.P. Feynman R. P. Feynman What's the preferred way ...
11
votes
4answers
39k views

In which cases is a comma/period placed inside or outside of parentheses?

Are there cases where a period is placed inside parentheses? In which cases the period (or a comma) should be placed inside the parentheses?
11
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4answers
5k views

If you're using a quote with a period but do not want to end the sentence, do you keep the period?

For example. If I want to quote a passage from a writing, that says The cake is not a lie. and my sentence is: The book by author states that "The cake is not a lie." however studies show ...
10
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1answer
3k views

Periods for bullet point items

In a 'bulleted' list should items that happen to be complete sentences end with a period?
8
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8answers
13k views

Usage of double dots (..) Is it formal?

I am sure that this wouldn't have much meaning, but still want to get acknowledged whether usage of double dots is formal. I have observed people using double dots in business Emails. Usually while ...
7
votes
3answers
591 views

Period after “fax”

What are the rules for putting a full stop after a fax abbreviation? Sometimes I see: Tel.: xxx-xxx-xxx Fax.: xxx-xxx-xxx Is "fax" here an abbreviation?
7
votes
3answers
1k views

Should a period be placed within quotation marks if it would conflict with a punctuated item that should be used or typed verbatim?

Gee whiz! Just when I thought I had the "period within quotation marks" rules set firmly in my personal punctuational code, I hit upon this sentence: All message IDs are pre-pended with the value ...
7
votes
4answers
5k views

Where should the period be put when an entire sentence is quoted at the end of a sentence?

As in the following: A common proverb is: “A rolling stone gathers no moss.” A common proverb is: “A rolling stone gathers no moss”. A common proverb is: “A rolling stone gathers no ...
7
votes
1answer
3k views

Punctuation of direct speech, edge cases

I recently learned that I have developed a consistent, but entirely wrong approach to punctuating direct speech in fiction. I am in the unenviable position of trying to relearn. Previously I wrote ...
7
votes
2answers
2k views

When a phrase ends with a period, do you put … or .. after it?

I was just reading this question: When "etc." is at the end of a phrase, do you place a period after it? And it brought to mind something similar. If a phrase ends with a . (such as e.g. or ...
6
votes
2answers
4k views

How does using a semicolon or a full stop change meaning?

Federal agencies and Wal-Mart are investigating the charges; C. J.’s Seafood did not respond to The Times’s request for comment. In this statement, what is the effect of semicolon in the meaning ...
6
votes
4answers
5k views

How to indicate possession when using abbreviation “Dr.”

I often run into a case where I need to say I have a doctor's appointment, but how would I properly punctuate it if I wanted to use the abbreviation Dr. instead of the word doctor? Dr.'s appointment ...
6
votes
2answers
498 views

Is there any general rule of thumb that can be followed for where and when to add commas and full stops?

I always mess up with my writing by adding commas and full stops (periods) in the wrong places. Is there any rule of thumb or some other way that I can follow to avoid this problem?
6
votes
2answers
513 views

How to correctly assimilate dots, if at all?

I see this sentence: There are many examples like mining, farming, foresting etc., that are dangerous to society because they cause environmental damage. Shouldn't "etc.," be written instead ...
6
votes
2answers
6k views

Where to put the periods when using a parenthetical sentence?

I have two complete sentences; the second is in parentheses, essentially a comment on the first. Where do I place the periods? I would use this: They played opera. (I covered my ears.) Is this ...
6
votes
4answers
3k views

How do I manage periods for abbreviations with parentheses, right before a period?

"In the case of medical diagnostics, there is a cost associated with each medical procedure that provides additional information (blood test, x-ray, etc.)." Should that end with "etc.).", "etc)." ...
6
votes
2answers
2k views

Spaces after periods in abbreviations

Should I put spaces after periods in the following examples? A.B. Buffington (between the initials) Vol.2, No.6, pp.195-200 I see people missing spaces in their academic writing all the time and I ...
6
votes
1answer
223 views

Punctuation with US measurements

Should a period be used with a measurement that is a compound term, e.g., ft-lb?
5
votes
5answers
17k views

Semicolons at the end of list items

In school, we were taught to end each list item with a semicolon. But I have never actually seen this. Can somebody please confirm this? Should we end each list item with anything at all? I've seen ...
5
votes
2answers
9k views

Period or colon? [closed]

Say, I have the following sentence: "The Gaussian Sobolev spaces are as expected defined as follows" and then you do a definition environment after. The question is: how do you end "as follows"? With ...
5
votes
4answers
310 views

When should an adjective be followed by a comma?

This happened whenever she was left alone in someone else's home. She'd feel as if she had been put inside a huge, abandoned turtle shell. I don't know why, but I just put a comma in the ...
5
votes
2answers
7k views

Spaces for Ellipses [duplicate]

I find some opinions about the rules for ellipses are conflicting. Here are some conflicting issues: Q1: Are the spaces between the dots in a ellipsis necessary, i.e. dot-space-dot-space-dot? ...
5
votes
2answers
2k views

“Don't worry, …”

"Don't worry, it won't hurt much." Is the comma the correct punctuation mark to use after "Don't worry"? This seems to be the norm, but I feel like there almost two sentences there and that ...
5
votes
1answer
912 views

What is the name for punctuation marks such as commas and periods that separate things like clauses or sentences?

When I'm editing people's writing, I recently started writing the comment "put an article here" rather than "put a 'the' or 'a' here". Similarly, right now I have to put, "you need a comma or period ...
5
votes
1answer
668 views

Punctuating a Sentence Containing a Question

If a sentence contains a complete question, but ends with a statement, should it be punctuated with a question mark? Example: Could she go to the store, he wondered
5
votes
2answers
751 views

Differentiating comma/period use in mid-dialogue

Best shown by example: (From Haruki Murakami's The Wind-Up Bird Chronicle) "But I still felt bad," she went on. "So I dragged myself all the way to your house later--like an idiot. "Don't worry," I ...
5
votes
1answer
1k views

A colon after “following”

When I reference to the next sentence or sentences using the term following, is the preferred way to use a colon or a full stop? An example: Consider the sentence 'I wash the clothes'. Replacing ...
4
votes
4answers
1k views

Is it okay to ignore putting periods between initials?

My name is Venkatesh MG. M stands for the name of my birth place, which begins with M, and G is an initial derived from my father's name. Since school, I have been using only these two variations of ...
4
votes
5answers
577 views

What's the right punctuation for the following list?

Many cases of animal suicide were discused. A duck drowned itself after the death of its companion. A school of dolphins stranded on a beach with no reason whatsoever. A deer threw itself from ...
4
votes
1answer
402 views

Is it correct to use two consecutive dots indicating an abbreviation and a full stop? [duplicate]

A quote from "Bad tendency" (Wikipedia): The principle, formulated in Patterson v. Colorado, (1907) was seemingly overturned with the "clear and present danger" principle used in the landmark case ...
4
votes
3answers
85k views

Where does the period go in an MLA in-text citation?

I've always been confused when citing like: "The windows misted over from the heat and the smoke inside.” (Hemingway 1) Does the period go inside the quotes (as above)? Or after the citation ...
4
votes
1answer
7k views

Caption text punctuation: Full stops always necessary at the end?

Example caption text for a photo: Little Diane necklace 1a) No full stop is correct, yes? Now a longer example of caption text: Little Diane necklace. The photograph of the young Diane was ...
4
votes
4answers
1k views

What to do if a sentence ends with “Yahoo!”? [duplicate]

Possible Duplicate: How to handle a name that includes an exclamation point (or other punctuation)? Just like the title of this question. I was reading an article about CAPTCHAs on ...
4
votes
2answers
456 views

Is the second period necessary after an abbreviation?

Which one of the following is correct? only in the continental U.S.A. For all other countries... only in the continental U.S.A.. For all other countries... I am not sure if I need two periods ...
4
votes
0answers
9k views

How to punctuate a quote within a quote? [duplicate]

Duplicate of: What’s the difference between using single and double quotation marks/inverted commas? How are embedded quotations used? And: When should end punctuation go inside quotes? ...
3
votes
1answer
1k views

Punctuation after valediction [duplicate]

Possible Duplicate: Should you use a comma/period after “Thanks”/“Regards” in email signatures? When writing a letter, do we put a comma or a period after the ...