1
as in complexness
the state or quality of having many interrelated parts or aspects
the complexity of the company's computer system is such that a full-time employee is needed to maintain it
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in difficulty
something that makes a situation more complicated or difficult
the political complexities that the secretary-general must deal with
Synonyms & Similar Words
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of complexity
Some travel headaches are inevitable given weather and the complexities of flying.
—
Jackson Shedelbower, Oc Register, 11 Mar. 2026
The monumental scale and engineering complexity of the alien spacecraft alone are breathtaking, its intricate design hinting at the metal-rich composition of its home planet.
—David Rooney, HollywoodReporter, 10 Mar. 2026
Theron uses her characters to explore a range of strength, vulnerability, and human complexity.
—Outside, 10 Mar. 2026
In the 1990s, neuroscientists Giulio Tononi and Gerald Edelman used Shannon entropy as part of the foundation for their Integrated Information Theory (IIT) of consciousness, which argues that consciousness is analogous to the integration and complexity of neural signals.
—Conor Feehly, Big Think, 10 Mar. 2026
See All Example Sentences for complexity
Jackson Shedelbower, Oc Register, 11 Mar. 2026
The monumental scale and engineering complexity of the alien spacecraft alone are breathtaking, its intricate design hinting at the metal-rich composition of its home planet.
—David Rooney, HollywoodReporter, 10 Mar. 2026
Theron uses her characters to explore a range of strength, vulnerability, and human complexity.
—Outside, 10 Mar. 2026
In the 1990s, neuroscientists Giulio Tononi and Gerald Edelman used Shannon entropy as part of the foundation for their Integrated Information Theory (IIT) of consciousness, which argues that consciousness is analogous to the integration and complexity of neural signals.
—Conor Feehly, Big Think, 10 Mar. 2026
See All Example Sentences for complexity
Recent Examples of Synonyms for complexity
Noun
-
A student who has difficulty reading aloud might be asked to read to one of their classmates, for example.—
ABC News,
ABC News,
10 Mar. 2026
-
At the heart of the administration’s internal debate over warning the public as the Iran war continues is the difficulty of remaining transparent while avoiding widespread alarm.—
Shelby Talcott,
semafor.com,
10 Mar. 2026
Noun
-
The raids reveal remarkable coordination and sophistication from extremist groups.—
Chinedu Asadu,
Los Angeles Times,
10 Mar. 2026
-
Lighting can instantly add a heightened level of sophistication to your outdoor space, but electric wiring is often labor-intensive and expensive.—
Wendy Rose Gould,
Martha Stewart,
10 Mar. 2026
Noun
-
Doctors discovered an 11-cm mass in Mansi's abdomen — complications from a previously undetected ovarian cyst — sending the actress into a panic.—
Ryan Coleman,
Entertainment Weekly,
12 Mar. 2026
-
Her medical team will meet with her in honor of World Kidney Day after Sammartano experienced complications during her first pregnancy.—
Alexa Herrera,
CBS News,
12 Mar. 2026
Noun
-
It’s done with such intricacy and care.—
Julia Harrison,
Architectural Digest,
12 Mar. 2026
-
The series doesn’t shyaway from the gory intricacies of death, including decaying cadavers and the detailed autopsies Kay performs.—
Aramide Tinubu,
Variety,
10 Mar. 2026
Cite this Entry
“Complexity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/complexity. Accessed 16 Mar. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
