An article is a word that combines with a noun to indicate the type of reference being made by the noun.

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Are there any simple rules for choosing the definite vs. indefinite (vs. none) article?

I can’t for the life of me figure out where to use a and where to use the — and where there is no article at all. Is there a simple rule of thumb to memorize? The standard rule you always hear: ...
12
votes
5answers
46k views

“Half an hour” versus “half hour”

I'll be back in half an hour. I'll be back in half hour. Which is the correct sentence? Are there any differences between British English, and American English?
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3answers
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“a” or “an” for words that don't start with vowels but sound like they're starting with a vowel

Is it correct to say or write an student or an store?
135
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7answers
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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," ...
64
votes
12answers
46k views

When should I use “a” versus “an” in front of a word beginning with the letter h?

A basic grammar rule is to use an instead of a before a vowel sound. Given that historic is not pronounced with a silent h, I use “a historic”. Is this correct? What about heroic? Should be “It was a ...
80
votes
14answers
36k views

When should I use “a” vs “an”?

In the following example, is it appropriate to use a or an as the indefinite article, and why? He ate __ green apple. I know that in the case of just "apple", it would be "an apple," but I've ...