Syllables Rhymes Quiz

deuterium

The # of syllables in deuterium can be found in the Syllable Dictionary at HowManySyllables.com/syllables/deuterium .

How many syllables in deuterium?

4 syllables

Divide deuterium into syllables: deu-te-ri-um
How to say deuterium:

Cite This Source

Bibliography Citations

MLA | APA | Chicago Manual Style

"deuterium." HowManySyllables.com. How Many Syllables, n.d. Web. 27 June 2026.

Wondering why deuterium is 4 syllables? Contact Us! We'll explain.

Grammar Quiz

There, they're, or their?
Test yourself.

4 syllables

Let Teachers Teach^™ Contest

How could $250 help your students?

Prize awarded to a teacher each month.

Fun Fact

LOL became an official word
in the dictionary in 2011.

FAQ

Does tongue have
1 or 2 syllables?

Do You Know

when to use
Your and You're?

Parents, Teachers, StudentsDo you have a grammar question?
Need help finding a syllable count?
Want to say thank you?

How Many Syllables, Syllable Dictionary, and Syllable Counter Workshop are all
trademarks
of How Many Syllables.