spillover

noun

spill·​over ˈspil-ˌō-vər How to pronounce spillover (audio)
often attributive
1
: the act or an instance of spilling over
2
: a quantity that spills over
3
: an extension of something especially when an excess exists
benefiting from a spillover of prosperity from neighboring states

Examples of spillover in a Sentence

Put a pan under the pie to catch any spillovers. New technology has a positive spillover effect into countless fields.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The consequences extend beyond the couple, with clear spillovers onto coworkers. Emily Nix, Fortune, 9 Nov. 2025 This all comes as Boston continues to be hard hit by the opioid crisis at Mass and Cass, and the spillover from the drug and human trafficking zone. Lance Reynolds, Boston Herald, 8 Nov. 2025 The conflict has been largely concentrated in Nigeria's northeast, with frequent spillover into other provinces and across the borders of neighboring nations, particularly Cameroon, Chad and Niger. Tom O'Connor, MSNBC Newsweek, 6 Nov. 2025 Some gave me uniboob, while others created an immense amount of spillover, and some wouldn’t contain the bouncing. Jamie Allison Sanders, PEOPLE, 19 Oct. 2025 See All Example Sentences for spillover

Word History

First Known Use

1940, in the meaning defined at sense 1

Time Traveler
The first known use of spillover was in 1940

Browse Nearby Words

Cite this Entry

“Spillover.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spillover. Accessed 21 Nov. 2025.

More from Merriam-Webster on spillover

Last Updated: - Updated example sentences
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