Acronyms are words which were created by taking the first letter (or several letters) of each word of a phrase.

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Do you use “a” or “an” before acronyms?

99% of the time, I'm clear on when I should use "a" versus "an." There's one case, though, where people & references I respect disagree. Which of the following would you precede with "a" or "an," ...
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9answers
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What is the correct way to pluralize an acronym?

For example, if I wanted to write the equivalent of There are many automated teller machines in this city. Would it be There are many ATMs in this city. or There are many ATM's in ...
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8answers
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Plurals of acronyms, letters, numbers — use an apostrophe or not?

When I was in high school back in the 1970s, I was taught that to make a plural of an acronym, a letter, or a number, one should add an apostrophe and "s". Like I would have written this sentence, ...
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3answers
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Difference between an acronym and abbreviation?

TLA is an acronym for "Three Letter Acronym". Is it also an abbreviation, since it abbreviates the original phrase?
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1answer
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Using the definite article with acronyms and initialisms

I'm wondering when to use or not to use the definite article, when using acronyms or initialisms in a sentence. Is there a rule for this, or does it depend on the context? For example, let's look at ...
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4answers
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Why did they spell it “URL’s”?

I was reading this documentation file of some software and note the plural spelling of this abbreviation is “URL’s”. Why isn’t it “URLs”?
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3answers
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Past participle of a verb created from an acronym

Standard GPL would require that those applications be GPL'd (or compatible licensing), whereas LGPL requires only the library's source to be made available. Is the use of words like GPL'd common ...
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2answers
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“PIN Number” — why do we say it?

We often say "PIN Number", this is part of everyday conversation. But why? PIN stands for Personal Identification Number, so what we're actually saying is Personal Identification Number Number. Is ...
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Opposite of acronym

If U.N. is the acronym of United Nations, then United Nations is the what of U.N.? Is there an opposite of acronym?
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What is the commonly accepted pronunciation of FAQ?

I hear FAQ(s) pronounced like a word in "FACK(s)", while I go letter by letter. In usage, what is more common? (Similar to SQL vs Sequel)
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4answers
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Pronouncing acronyms

I've noticed that some people in my office spell out "data import tool" as D. I. T., whereas others will say "dit" (like "ditty"). Is trying to pronounce an acronym as a word, as opposed to spelling ...
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2answers
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Is there a word for an acronym which spells out one of its component words?

The example I am thinking of is GNU, which stands for "GNU's not unix". It may be that there are no other examples. And maybe that's the whole joke. I was just wondering.
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Pluralization of acronyms ending in 'S'

What is the proper way to pluralize acronyms ending in the letter 'S'? The particular acronym under study in this case is T.A.R.D.I.S. The various forms I believe are correct are: TARDISes ...
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1answer
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Does pronouncing an initialism make it an acronym?

One definition of an acronym is: An abbreviation formed by (usually initial) letters taken from a word or series of words, that is itself pronounced as a word, such as RAM, radar, or scuba; ...
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2answers
549 views

Can a word that sounds the same as the way it is spelt be an initialism and an acronym?

Initialisms are pronounced as words and acronyms are spelt letters. However, some words sound the same, said and spelt. e.g. Input Output can be abbreviated as IO. It can be spelt I-O or pronounced ...
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4answers
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Proper capitalization of commonly used acronyms

I was always under impression, that acronyms ought to be written all caps. However reading BBC News site very often I see some of the common acronyms written as proper names (first cap). For example ...
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5answers
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When did the use of acronyms begin? [closed]

What are some of the earliest acronyms and did they know it was an acronym at the time?
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3answers
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Plural form of the acronym LASER

I'm writing a technical report and must use the plural form of LASER. Seeing as it is an acronym, how does one add the 's'?
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0answers
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An or A with acronyms which sound like they start with a vowel? [duplicate]

Possible Duplicate: Do you use “a” or “an” before acronyms? Should you use An or A with acronyms which sound like they start with a vowel when read literally? ...is ...
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1answer
568 views

Defining an acronym when using the plural of the term? [duplicate]

Possible Duplicate: What is the correct way to pluralize an acronym? I am defining an acronym which will be substituted for some unwieldy term in a document. One thing Gary has talked ...
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1answer
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Proper Apostrophe Usage with Initialisms: CCS' or CCS's?

I work with a company whose name is frequently reduced to an initialism (acronym). Let's say the name is "Cool Computer Systems" (CCS). I am engaged in an ongoing, bloody battle with the marketing ...
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4answers
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“An RV” or “a RV”? [duplicate]

Possible Duplicate: Do you use “a” or “an” before acronyms? I am writing about Random Variables, which I am abbreviating to RV. Should I write 'an RV' (an Arr-Vee) ...
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2answers
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Is “off” also an acronym?

I found the term off used in the following way (technical document): ... a total of two (2 off) Single radio channels ... While the meaning seems pretty clear, I'd like to know what off stands ...
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4answers
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AM/PM vs a.m./p.m. vs am/pm

I used to think PM/AM was correct, but at some point, I switched to using p.m./a.m. for reasons I can't recall. I know that in practical, casual writing, people tend to use whatever form is most ...
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4answers
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Are the acronyms FYI, BTW, LOL, WTF now considered “normal” words?

Are these "words" moving out of the elitist slang stage and into popular usage? It is hard for me to tell, because in the techie culture I work in they are ubiquitous. However, I've tried them out ...
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3answers
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Why is the plural acronym “CSS” treated as singular?

CSS stands for Cascading Style Sheets, which is a plural phrase. One would say: Cascading Style Sheets are used to provide a central location for all of the stylings of a project. However, it ...
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2answers
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Is there a word for the definition of an acronym?

I can describe "IMHO" as an acronym for "in my humble opinion." How can I describe the reverse processes of translating the acronym into the actual phrase? That is to say, if "IMHO" is the acronym, ...
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3answers
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Is it appropriate to treat “FYI” as a noun?

Since FYI stands for "for your information", I would tend to use it like this: FYI, I think the fish has gone bad. In other words, the acronym simply replaces the phrase. However, I've heard FYI ...
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4answers
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Is an apostrophe with a decade (e.g. 1920’s) generally considered “incorrect”?

I typically don’t use an apostrophe with plurals in any situation, but I always assumed that the use of an apostrophe in constructions like acronyms: Forty BA’s were given out to students this ...
9
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5answers
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Correct capitalization for “of” in an acronym definition

For an acronym that includes the word "of", do you capitalize its usage within the definition (or expansion) of the acronym For example, in the follow sentence: My coworker Steve suffers from ...
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2answers
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When does an acronym lose its capitalization, e.g. RaDAR 'radar'?

The reason that I ask is because this is happening to LiDAR, and I am inclined to use lidar because it is easier to read.
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2answers
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Is the meaning of the acronym “FAQ” generally understood?

When people see the acronym FAQ, I wonder if they really know what it stands for or whether they just understand the concept. Is this true for most native English speakers?
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2answers
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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 ...
3
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0answers
181 views

Acronyms: “a” vs “an” [duplicate]

Possible Duplicate: Do you use "a" or "an" before acronyms? When there is an acronym such as NSFW (Not Safe For Work) as in the following example This is an NSFW link ...
2
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2answers
539 views

How to avoid repeating a word already contained in “RAID”?

I was recently answering a question on Super User about RAID. In this context RAID means "redundant array of independent (or inexpensive) disks". I wanted to point out to fellow user that he should ...
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1answer
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Is 'acronymise/ze' a word? Is it used only colloquially, if at all?

I just sent a text to a friend, who didn't understand an acronym I used for a game: "Ah, I said it in a previous text so thought it was ok to abbreviate it." Though, since it was an acronym I ...
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1answer
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How to use fully qualified acronyms

Which is proper/acceptable? Take for instance this sentence: We would like to use IBM machines. Now consider that I needed to fully qualify IBM... How do I make this not read strangely? We ...
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2answers
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Word or phrase that describes a group of acronymic initials that can be any order

Typical acronyms represent a phrase with a fixed word order. For example, NATO (North Atlantic Treaty Organization) is not coherent when reordered to, say, ATNO (Atlantic Treaty North Organization). ...
0
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1answer
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How can I tell when an abbreviation is an acronym?

I know an acronym is an abbreviation that can be pronounced as one word, but when is an abbreviation pronounced as one word? Making myself clearer, how do we know whether or not it is pronounced as ...