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decider

C2
Uncommon

Pronunciation

UK

  • /dɪsˈaɪdə/

US

  • /ˌdɪˈsaɪdər/

Meanings

Noun

  1. a person or group that makes a decision

  2. a game, point, or event that determines the winner

  3. an algorithm or machine that decides a formal problem

Beyond the definition

A "decider" isn't just anyone who makes choices—it is the person (or group) with the ultimate authority to make a final call. Think of a king deciding whether to go to war, or a CEO choosing which company to merge with. The term implies both power and responsibility. While many people might offer opinions or influence the process, the decider is the one whose word is final. In business and politics, identifying "the decider" is crucial for getting things done; you need to know who holds the key to approval. In sports, it can also mean the final game or set that decides a series. Sometimes, being a decider isn't glamorous; it often involves making the tough calls that nobody else wants to make.

Examples

  1. 1

    Sports match

    Each team has won once, so Friday's game is the decider.

  2. 2

    Hiring decision

    If the first two interviews are close, the final interview is usually the decider.

  3. 3

    Election

    In such a tight election, postal votes could be the decider.

  4. 4

    Personal choice

    Price mattered, but comfort was the decider for me.

See also

Similar

  • decision-maker
  • arbiter
  • determining factor

Shades of meaning

  • tie-breaker
  • judge
  • kingmaker

Contrast

Used with (collocations)

  • the final decider
  • the ultimate decider
  • a key decider

Word family

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Forms and spellings

1 form open this card.

Main spelling

  • decider