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starting block

noun

Simple Definition of starting block

  • : a device that has two blocks for runners to put their feet on and push against at the start of a race

Source: Merriam-Webster's Learner's Dictionary

Full Definition of starting block

  1. 1 :  a device that usually consists of two blocks mounted on either side of an adjustable frame and that provides a runner with a rigid surface against which to brace the feet at the start of a race

  2. 2 :  one of a series of boxes or low platforms at one end of a pool on which a competitor stands for the start of a swimming race


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