Word.ws English Dictionary

cesium

cesium is the alternative form of caesium.

Meaning of caesium

Noun

caesium (uncountable)

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

Words formed from cesium

Phrases with cesium

Questions about cesium

What is cesium the alternative form of?
Cesium is the alternative form of caesium.

Words near cesium in the dictionary

  1. cesiation
  2. cesiations
  3. ceside
  4. cesides
  5. cesing
  6. cesium
  7. cesium auride
  8. cesium azide
  9. cesium azides
  10. cesium chloride
  11. cesium clock

Source and license

Adapted from Wiktionary: cesium (page history and authors); caesium (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “cesium.” Word.ws, https://word.ws/cesium. Based on Wiktionary, CC BY-SA 4.0.