snowball effect

noun

Definition of snowball effect

: a situation in which one action or event causes many other similar actions or events The city hopes that these improvements will have a snowball effect and spur private investment in the community.

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“Snowball effect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/snowball%20effect. Accessed 12 Aug. 2020.

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