Definition of er

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  • er is a valid Scrabble US word with a point value of 2
  • er is a valid Scrabble UK word with a point value of 2
  • er is a valid Words with friends word with a point value of 2

Definition of er

  • a trivalent metallic element of the rare earth group; occurs with yttrium (noun)

    Synonyms

    1. atomic number 68
    2. erbium
  • a room in a hospital or clinic staffed and equipped to provide emergency care to persons requiring immediate medical treatment (noun)

    Synonyms

    1. emergency room

See definition of er in Merriam Webster