segmentation
noun
seg·men·ta·tion
ËŒseg-mÉ™n-ˈtÄ-shÉ™n 
-ËŒmen-
: the process of dividing into segments
especially
: the formation of many cells from a single cell (as in a developing egg)
Examples of segmentation in a Sentence
the segmentation of the population
Recent Examples on the Web
Municipal utilities, transit systems and local banks should adopt multi-factor authentication, network segmentation, regular penetration testing and robust incident response plans.
—
Rick Pozniak, Boston Herald, 4 Mar. 2026
After the Ukraine grid attacks of the mid 2010s, several European states accelerated cybersecurity investment, improving network segmentation, expanding backup capacity and deepening information sharing with private infrastructure operators.
—Andrew Latham, The Conversation, 3 Mar. 2026
That segmentation is forcing sourcing teams to rethink how portfolios are constructed.
—Muchaneta Ten Napel, Sourcing Journal, 27 Feb. 2026
This is a tunnel to nowhere and just a part of a much larger plan costing tens of billions more, but segmentation isn’t permitted under the law for funding purposes.
—New York Daily News Editorial Board, New York Daily News, 6 Feb. 2026
See All Example Sentences for segmentation
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Rick Pozniak, Boston Herald, 4 Mar. 2026
After the Ukraine grid attacks of the mid 2010s, several European states accelerated cybersecurity investment, improving network segmentation, expanding backup capacity and deepening information sharing with private infrastructure operators.
—Andrew Latham, The Conversation, 3 Mar. 2026
That segmentation is forcing sourcing teams to rethink how portfolios are constructed.
—Muchaneta Ten Napel, Sourcing Journal, 27 Feb. 2026
This is a tunnel to nowhere and just a part of a much larger plan costing tens of billions more, but segmentation isn’t permitted under the law for funding purposes.
—New York Daily News Editorial Board, New York Daily News, 6 Feb. 2026
See All Example Sentences for segmentation
Cite this Entry
“Segmentation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/segmentation. Accessed 27 Mar. 2026.
Copy CitationKids Definition
segmentation
noun
seg·men·ta·tion
ËŒseg-mÉ™n-ˈtÄ-shÉ™n
-ËŒmen-
: the process of dividing into segments
especially
: the formation of many cells from a single cell (as in a developing egg)
Medical Definition
segmentation
noun
seg·men·ta·tion
ËŒseg-(ËŒ)men-ˈtÄ-shÉ™n
1
: the act or process of dividing into segments
especially
: the formation of many cells from a single cell (as in a developing egg)
2
: annular contraction of smooth muscle (as of the intestine) that seems to cut the part affected into segments compare peristalsis
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