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leader - definition and synonyms

 
 
 
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noun [countable] leader pronunciation in British English /ˈliːdə(r)/
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singularleader
pluralleaders
  1. 1
    someone who is responsible for or in control of a group, organization, country etc
    a political/military/religious leader
    leader of: the leader of the French delegation
  2. 2
    a person, animal, or vehicle that is winning at a particular time during a race or competition
    She remains the leader after the 17th hole.
    Synonyms and related words
  3. 3
    a person, company, or product that is more successful, popular, or advanced than others in a particular area of activity
    They have emerged as industry leaders.
    leader in: He is widely acknowledged to be a world leader in his field.
    See also market leader

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