eh/ɛ/
Drop your jaw moderately. Touch the tongue tip behind the bottom front teeth and lift the mid-front part slightly toward the roof.
How to pronounce epidemiology in American English
eh·puh·dee·mee·AH·luh·jee
Start here
Americans pronounce epidemiology as eh-puh-dee-mee-AH-luh-jee (/ˌɛpəˌdimiˈɑlədʒi/). Stress falls on the fifth syllable — keep everything else short and quick. You'll hear it in sentences like "She studies epidemiology to track the spread of diseases".
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Sound by sound
Every sound in "epidemiology".
7 syllables, 12 sounds. Tap a syllable to jump to its row, then explore each sound's mouth shape and how it's made.
p/p/
Press your lips together to stop the air, then release. No vocal cord vibration.
uh/ʌ/
Relax your lips, jaw, and tongue completely. Drop your jaw slightly and keep the tongue neutral.
d/d/
FlapQuickly bounce the front of your tongue against the roof of your mouth. Same as Flap T — a quick tap without stopping airflow.
ee/i/
Pull the corners of your lips back slightly. Arch the middle-front of your tongue high toward the roof of the mouth.
m/m/
Press your lips together. Air flows through your nose. Vocal cords vibrate.
ee/i/
Pull the corners of your lips back slightly. Arch the middle-front of your tongue high toward the roof of the mouth.
ah/ɑ/
Relax your lips and drop your jaw significantly. The tongue tip lightly touches behind the bottom front teeth and the back part of the tongue presses down a little to create more dark space in the back of the mouth.
l/l/
Place the tip of your tongue against the alveolar ridge just behind your top front teeth, the same contact point as /t/, /d/, and /n/. The difference is what happens to the air: for /l/, you let it flow continuously around the <em>sides</em> of the tongue (that's why /l/ is called a lateral). Turn your voice on the whole time. Lips stay relaxed, no rounding or flaring. For the Dark L variant at the end of a syllable, also pull the back of the tongue up and back toward the soft palate.
uh/ʌ/
Relax your lips, jaw, and tongue completely. Drop your jaw slightly and keep the tongue neutral.
j/dʒ/
Touch the front of your tongue to the roof of your mouth, then release into a 'zh' position. Add vocal cord vibration.
ee/i/
Pull the corners of your lips back slightly. Arch the middle-front of your tongue high toward the roof of the mouth.
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Watch out
Common pronunciation mistakes in American English.
The textbook way isn't wrong — it's just not how anyone actually says it.
01
Stressing the wrong syllable.
Stress falls on the fifth syllable, not the others. Stretch AH — keep everything else short and quick.
EH·PUH·DEE·MEE·ah·LUH·JEE→EH·puh·DEE·mee·AH·luh·jee
02
Pronouncing the unstressed syllable too fully.
Don't pronounce the first syllable too fully. The unstressed syllable reduces to a schwa — the lazy "uh" sound — in casual speech.
eh·PUH·dee·mee·AH·luh·jee→EH·puh·DEE·mee·AH·luh·jee
Questions
Questions people ask about this.
How is "epidemiology" stressed in American English?
Stress falls on the fifth syllable — say "AH" with a longer, fuller vowel and keep every other syllable short and quick. The respell "eh-puh-dee-mee-AH-luh-jee" marks the stressed syllable in capitals so the rhythm is easy to read at a glance.
Why doesn't the T sound like a T in "epidemiology"?
In American English, when /t/ sits between two vowels with the second one unstressed, it turns into a quick D-like flap. So "epidemiology" sounds closer to "eh-puh-dee-mee-AH-luh-jee" than to a crisp-T pronunciation. This is the flap-T rule, one of the most distinctive sounds of casual American speech.
Why does the second syllable in "epidemiology" reduce to "uh"?
Unstressed syllables in American English collapse toward a schwa — a lazy, neutral "uh" sound. The full vowel is what textbooks teach, but in actual American speech every unstressed vowel reduces. The respell "eh-puh-dee-mee-AH-luh-jee" shows the reduced form so you can hear the casual rhythm directly.
Is the American pronunciation of "epidemiology" different from British English?
American English uses different vowel shapes, a relaxed retroflex R, and connected-speech tricks like flap-T and glottal-stop T that British Received Pronunciation generally avoids. The respell "eh-puh-dee-mee-AH-luh-jee" reflects the casual American form; British dictionaries typically print a citation form with crisper consonants and different vowel choices.
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