adjective

leading

Most important, prominent, or successful.

She is a leading expert on childhood nutrition.

Etymology

Lead supplies the image of being at the front. The participial adjective applies that position to prominence, importance, or success rather than only physical order.

More examples

  • Cost is the leading reason people cancel their memberships.
  • The company hires leading scientists to develop new treatments.
  • He plays a leading role in the neighborhood cleanup.

Forms

leading

leader noun — A person or organization foremost in a field.

Similar words

foremost
Emphasizes having the highest rank rather than general prominence.
prominent
Emphasizes being well known or noticeable, not necessarily successful.
major
Emphasizes importance or scale rather than holding top rank.