deciding factor

noun

1
: something that causes someone to make a particular decision
The deciding factor was cost.
His lack of experience was the deciding factor in my decision not to hire him.
2
: something that causes something to end a particular way
His home run was the deciding factor in the game.

Examples of deciding factor in a Sentence

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The correct grip could be the deciding factor in whether an astronaut correctly maneuvers a robotic arm or successfully performs a medical procedure. Chelsea Gohd, Space.com, 20 Apr. 2026 And then the intangibles, which were ultimately the deciding factor for us. Dom Amore, Hartford Courant, 14 Apr. 2026 The deciding factor in whether these two people will get married, the movie suggests, is not necessarily love or the ability to work through conflict. Jenny Singer, Glamour, 8 Apr. 2026 Because neither chamber came close to a veto-proof supermajority, Kelly’s support or opposition could be the deciding factor in whether the bill becomes law. Matthew Kelly updated April 8, Kansas City Star, 8 Apr. 2026 See All Example Sentences for deciding factor

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“Deciding factor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deciding%20factor. Accessed 23 Apr. 2026.

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