DictionaryAI

leader

noun
LEE-dur/ˈli.dɚ/UKLEE-duh/ˈliː.də(ɹ)/

Pluralleaders

21 meanings of leader

Practice

  1. 1
    person in chargenouncountable
    A person who leads, guides or is in charge of a group, organization or country.

    Every department reports to a single leader who sets priorities.

    The board appointed her as leader of the entire division.

    UsageThe leader of a group; after elect or appoint, often no article: they elected her leader, appointed her team leader.

    Note

    Authority is what separates this sense from mere precedence, and the word can sharpen into praise. In 1928 Franklin D. Roosevelt wrote that America needed "not only an administrator, but a leader," a pathfinder rather than a manager.

  2. 2
    best in fieldnouncountable
    A person or organization that ranks first in a field for excellence or success.

    The firm is widely regarded as the leader in renewable energy.

    For decades the brand stayed the clear leader in its category.

    UsageUsually the leader in a field: the world leader in electric cars; also market leader.

    Similarfrontrunner, pacesetter

    Oppositelaggard

  3. 3
    party chiefnouncountable
    A person who heads a political party or a group of its elected members, sometimes used as a formal title.

    Party members voted to replace their leader after the election defeat.

    As leader, she steered the party toward the center.

    UsageAs leader, with no article, means while holding the job; as a title it is usually capitalized before a name: Majority Leader Jones.

    Note

    Politics turns the word into a job title. Tied to an institution, it names a specific office: Leader of the House of Commons, Senate Majority Leader.

  4. 4
    head musiciannouncountable
    The musician who leads a band, choir or section of an orchestra, or the principal first violinist, who leads the whole orchestra.

    The section leader cued the violins for their entrance.

    As leader of the cellos, she marked the bowings for the whole section.

    UsageUsually in a phrase naming the group: band leader, section leader, leader of the cellos.

    Note

    Conductor is a near synonym, but this leader usually plays or sings while directing, from inside the group rather than in front of it. When a British orchestra names its leader, it means the concertmaster, the principal first violinist, not the head of one section.

Practice

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Origin

Made of lead + -er, it goes back through Middle English leder and Old English lǣdere ("leader") to Proto-West Germanic *laidijārī. Its relatives include Dutch leider, German Leiter, Danish leder, and Swedish ledare.