Definition of ACTINIUM

actinium

Plural: actiniums

Noun

  • A radioactive metallic element.
  • a radioactive element of the actinide series; found in uranium ores
  • A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores.

Examples

  • His score was radioactive after he managed to play ACTINIUM.

Origin / Etymology

Borrowed from French actinium. actin- + -ium.

Synonyms

Ac, atomic number 89

Scrabble Score: 12

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

Words With Friends Score: 16

actinium: valid Words With Friends Word