spill·​over ˈspil-ˌō-vər How to pronounce spillover (audio)
often attributive
: the act or an instance of spilling over
: a quantity that spills over
: 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 Consequently, diversified preferences of patients and clinicians are satisfied, spillover effects to other beneficiaries are largely contained and individual financial risk exposure to major medical spending is protected. Ge Bai, Forbes, 12 Feb. 2024 Now, tensions in the Red Sea that are roiling shipping routes there could have bigger spillover effects for Europe. Jim Tankersley, New York Times, 2 Feb. 2024 Another day, another military strike involving Iran, part of the escalating regional spillover of the Israel-Hamas war in Gaza. Scott Peterson, The Christian Science Monitor, 18 Jan. 2024 There is a big thing that economists call negative spillovers or network effects. Geoff Colvin, Fortune, 6 Nov. 2023 Ivory Coast faces a security threat from spillover terrorism in neighboring Burkina Faso and, more broadly, a challenging situation throughout the Sahel. Michael Birnbaum, Washington Post, 23 Jan. 2024 The crowd then moved indoors to confront the City Council, filling most of the auditorium and some of an adjacent spillover room with a video feed. Steve Lopez, Los Angeles Times, 20 Jan. 2024 Many of those were spillover from a list for its previous watch from 2016, the Remontoire, which sold out in about two years. Paige Reddinger, Robb Report, 18 Nov. 2023 After epidemics were whittled down, the scientists came up with the following calculus: The number of viral spillover events of these four viruses from animals to humans increased by 5% annually from 1963 through 2019. Byerin Prater, Fortune Well, 10 Nov. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'spillover.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1940, in the meaning defined at sense 1

Time Traveler
The first known use of spillover was in 1940

Dictionary Entries Near spillover

Cite this Entry

“Spillover.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spillover. Accessed 23 Feb. 2024.

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