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
Chinese humanoid makers pay companies like X-Humanoid up to $150 an hour for physical interaction data, depending on the complexities of these chores, said Jiang Weilai, head of the facility X-Humanoid.
—
John Liu,
CNN Money,
30 June 2026
Unraveling these complexities could take time, delaying a US response.
—
Stephen Clark,
ArsTechnica,
29 June 2026
Type of equipment, efficiency rating, installation complexity and electrical upgrades can all impact the total cost of your ductless mini-split installation.
—
Alora Bopray,
USA Today,
29 June 2026
Clint says that the easy ones have growth stories — with annual recurring revenue, strong consensus, social proof — while the best opportunities often have uncertainty, complexity, disagreement, temporary problems and incomplete information.
—
Neil Senturia,
San Diego Union-Tribune,
29 June 2026
See All Example Sentences for complexity
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John Liu,
CNN Money,
30 June 2026
Unraveling these complexities could take time, delaying a US response.
—
Stephen Clark,
ArsTechnica,
29 June 2026
Type of equipment, efficiency rating, installation complexity and electrical upgrades can all impact the total cost of your ductless mini-split installation.
—
Alora Bopray,
USA Today,
29 June 2026
Clint says that the easy ones have growth stories — with annual recurring revenue, strong consensus, social proof — while the best opportunities often have uncertainty, complexity, disagreement, temporary problems and incomplete information.
—
Neil Senturia,
San Diego Union-Tribune,
29 June 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 Jul. 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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