How to Pronounce Caesium

To pronounce "caesium", say CAES-ium — 2 syllables, IPA /ˈsiːzi.əm/. Tap play below to hear it in four English accents, or practice it syllable by syllable.

caesium

Tap to hear · American accent

Accent

If an accent sounds the same, your device is missing that voice — it falls back to the closest one.

Speed

Syllable by syllable — tap each one

Practice: Record & Compare

Record yourself saying caesium, then compare with the target. Your audio stays on this device — nothing is uploaded.

2

Syllables

7

Letters

/ˈsiːzi.əm/

IPA

💡 Tip for remembering “caesium”

"caesium" has 2 syllables: caes-ium. It rhymes with paramecium, if that helps it stick.

What does caesium mean?

noun

  1. The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal.

Words that rhyme with caesium

Practicing rhymes trains the same ending sounds.

paramecium

Related words

cesiumcsantimonycalciumceriumcaesidebarium

Frequently asked questions

How many syllables are in "caesium"?▾

"Caesium" has 2 syllables: caes · ium.

What is the IPA transcription of "caesium"?▾

The IPA transcription of "caesium" is /ˈsiːzi.əm/.

What does "caesium" mean?▾

Caesium: The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal.

Want the definition, translations into 8 languages, and read-aloud for full sentences?

Open “caesium” in the full dictionary →