Leading light

noun

Definitions

Noun
  1. 1
    An acclaimed expert, one of the foremost experts, a luminary. idiomatic

    "Stephen Hawking is a leading light in physics, people say he's the greatest physicist since Einstein."

  2. 2
    a celebrity who is an inspiration to others wordnet
  3. 3
    A light that helps to guide vessels into a port.

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