noun, often attributive
spill·over | \ˈspil-ˌō-vər \

Definition of spillover 

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

How much spillover is there for you with regard to the relievers? Todd Rosiak, Milwaukee Journal Sentinel, "Get To Know Q&A: Pitching coach Derek Johnson an anonymous but integral part of Brewers," 19 June 2018 The move is a boost to El Segundo, which has benefited from the spillover of Silicon Beach. Andrea Chang, latimes.com, "Patrick Soon-Shiong plans to move Los Angeles Times to new campus in El Segundo," 13 Apr. 2018 All around the world, scientists capture viral samples from wildlife in areas where spillover into new species is likely. Maryn Mckenna, WIRED, "The Race to Find the Next Pandemic—Before It Finds Us," 12 Apr. 2018 Through a combination of patience, engagement and innovation, the ECB has so far prevented spillovers that threaten the currency union, while stopping short of national bailouts that would go against its mandate and European Union law. Alessandro Speciale, Bloomberg.com, "ECB Prepares for Italy Standoff With Populists on Brink of Power," 23 May 2018 Ferrante also sees a spillover effect, as nearby restaurants and hotels experience an influx of theatergoers. Jon Chesto, BostonGlobe.com, "House leaders propose tax incentives for Broadway-bound shows," 13 July 2018 The plastic straw ban advocates are essentially hoping for a positive spillover effect. Radhika Viswanathan, Vox, "Why everyone is shunning plastic straws," 4 July 2018 Still formally at war with Syria, Israel has waded into the conflict only sporadically, either to curtail Iran’s growing influence in the region or when there is spillover from battles along its border. Ruth Eglash, Washington Post, "Thousands of Syrians are fleeing toward Israel’s border, posing a new challenge," 2 July 2018 Relay is also close to the Elkridge area of Howard County and the Linthicum area of Anne Arundel County, where the brewery is expected to have a spillover effect. Wesley Case, baltimoresun.com, "Guinness' first U.S. brewery, to open in Baltimore County in August, to spur economic benefits across region," 28 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spillover.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of spillover

1940, in the meaning defined at sense 1

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Statistics for spillover

Last Updated

20 Oct 2018

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Time Traveler for spillover

The first known use of spillover was in 1940

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English Language Learners Definition of spillover

: something that flows out of or spreads beyond a container, space, area, etc.

Comments on spillover

What made you want to look up spillover? Please tell us where you read or heard it (including the quote, if possible).


exaggeratedly or childishly emotional

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