Is It MLA or an MLA? Grammar Rules Explained

The Short Answer: An MLA

It's an MLA, not "a MLA." The "a" vs. "an" rule depends on the sound that follows, not the letter itself. Since MLA starts with a vowel sound (em-el-ay, the "em" part), you use "an." This trips up a lot of people. They see the consonant "M" and assume "a MLA" is correct. It's not.

Why the Sound Matters, Not the Letter

English indefinite articles are about phonetics, not spelling. The ear determines the article, not the eye.

"A" comes before consonant sounds
"An" comes before vowel sounds

This means acronyms starting with A, E, I, O, or the letter O itself (which sounds like "oh") take "an." Everything else takes "a."

Common Acronyms That Trip People Up

Here is where people get it wrong most often:

An MBA — starts with "em" sound
An MA — "em" sound
An MBA — same logic
An LLC — "el" sound
A UV rays — "yoo" is a consonant sound in this context

The Table You Actually Need

Acronym	Correct Article	Why
MLA	an	Starts with vowel sound "em"
PhD	a	Starts with consonant sound "pee"
FAQ	an	Starts with vowel sound "eff"
UN	a	Starts with consonant sound "yoo"
EU	an	Starts with vowel sound "ee"
HR	an	Starts with vowel sound "aitch"

The Real Test: Say It Out Loud

If you're ever unsure, say the acronym aloud. Ask yourself: what sound comes first?

Does it start with a vowel sound? → Use an
Does it start with a consonant sound? → Use a

This works every time. Forget the letter itself. Your ear knows the answer.

How to Apply This Right Now

Look at your acronym
Say it out loud
Identify the first sound
Pick "a" or "an" based on that sound

Examples in sentences:

"She earned an MLA from Columbia."
"He holds a PhD in economics."
"We reviewed an RFP from three vendors."
"The company registered an LLC last month."

The Bottom Line

Stop overthinking it. Say the word. Your mouth will tell you which article fits. MLA starts with an "em" sound, so it's an MLA. Case closed.