complexity
noun
com·plex·i·ty
kəm-ˈplek-sə-tē 
käm-
plural complexities
1
: something complex
the complexities of the murder trial
2
: the quality or state of being complex
the complexity of the contract
Examples of complexity in a Sentence
He was impressed by the complexity of the music.
The diagram illustrates the complexity of the cell's structure.
He doesn't grasp the complexity of the situation.
Recent Examples on the Web
But Hacks never really engaged with the complexity of those disclosures, and by Kathy’s brief appearance this final season, she’s smoothed out into a trite obstacle in Ava’s quest to reboot Deborah’s old sitcom.
—
Nicholas Quah, Vulture, 29 May 2026
While their paths differ, each leads organizations defined by scale, complexity, and operational reach.
—Cheyann Harris, Fortune, 29 May 2026
The startup was founded in Ukraine during a challenging period, adding another layer of complexity to building a technology company in a shifting geopolitical environment.
—Craig Lebrau, USA Today, 29 May 2026
The texture is medium-full and polished, with the multi-cask influence adding layered complexity without overwhelming.
—Joseph V Micallef, Forbes.com, 28 May 2026
See All Example Sentences for complexity
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Nicholas Quah, Vulture, 29 May 2026
While their paths differ, each leads organizations defined by scale, complexity, and operational reach.
—Cheyann Harris, Fortune, 29 May 2026
The startup was founded in Ukraine during a challenging period, adding another layer of complexity to building a technology company in a shifting geopolitical environment.
—Craig Lebrau, USA Today, 29 May 2026
The texture is medium-full and polished, with the multi-cask influence adding layered complexity without overwhelming.
—Joseph V Micallef, Forbes.com, 28 May 2026
See All Example Sentences for complexity
Cite this Entry
“Complexity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/complexity. Accessed 1 Jun. 2026.
Copy CitationKids Definition
complexity
noun
com·plex·i·ty
kəm-ˈplek-sət-ē
käm-
plural complexities
1
: something complex
the complexities of the English language
2
: the quality or state of being complex
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