1.Definition: 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)

Related Noun(s):albert einstein

Category: People

2.Definition: someone who has exceptional intellectual ability and originality

"Mozart was a child genius", "He's smart but he's no Einstein"

Related Noun(s):brain, brainiac, genius, mastermind

Category: People