exercise ball

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noun
  1. a firm, very large, usually inflatable ball used in various exercises, chiefly to strengthen the back, pelvis, and abdominal muscles.

Origin of exercise ball

1
First recorded in 1905–10
  • Also called stability ball, balance ball, fitness ball .

Words Nearby exercise ball

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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