Definition of CAESIUM

caesium

Plural: caesiums

Noun

  • A soft, silvery-gold metallic element, highly reactive.
  • a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
  • The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal.

Examples

  • Using CAESIUM for a bingo was a rare and valuable play, much like the element itself.

Origin / Etymology

From Latin caesius (“sky-blue”), in reference to the radiation spectra, + -ium.

Synonyms

atomic number 55, cesium, Cs

Scrabble Score: 11

caesium: valid Scrabble (US) TWL Word
caesium: valid Scrabble Word in Merriam-Webster MW Dictionary
caesium: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 14

caesium: valid Words With Friends Word