Meaning : Physicist born in Germany who formulated the special theory of relativity and the general theory of relativity. Einstein also proposed that light consists of discrete quantized bundles of energy (later called photons) (1879-1955).
Synonyms : albert einstein
Meaning : Someone who has exceptional intellectual ability and originality.
Example :
Mozart was a child genius.
He's smart but he's no Einstein.
Synonyms : brain, brainiac, genius, mastermind