1
as in complicated
having many parts or aspects that are usually interrelated
this medical device is a complex instrument that requires careful handling complex issues regarding free speech and school discipline
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in intricate
made or done with great care or with much detail
a complex plan for evacuating the city in the event of a natural disaster
Synonyms & Similar Words
Antonyms & Near Antonyms
1
as in facility
a structure that is designed and built for a particular purpose
an apartment complex
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2
as in system
something made up of many interdependent or related parts
a complex of government programs designed to assist the needy
Synonyms & Similar Words
as in to complicate
to make complex or difficult
there's no need to complex what should be a simple process for obtaining a building permit
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Antonyms & Near Antonyms
as in complexity
the state or quality of having many interrelated parts or aspects
a coffee-making machine of such staggering complexness as to be worthy of Rube Goldberg himself
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of complex
Ethan Siegel, Big Think, 10 Sep. 2025
The stereotype of Saudis as Bedouins on camels is slowly being replaced by a more complex, layered identity.
—Manal Albarakati, semafor.com, 10 Sep. 2025
Julia Coin, Charlotte Observer, 9 Sep. 2025
Protests turn deadly The protests turned violent Monday as protesters clashed with police at the parliament complex in Kathmandu.
—Sugam Pokharel, CNN Money, 9 Sep. 2025
See All Example Sentences for complex
Adjective
However, both of these scenarios resulted in the copious production of complex organic hazes, including molecular formulas that match compounds essential to life processes such as nucleobases, sugars, amino acids, and more.
—Ethan Siegel, Big Think, 10 Sep. 2025
The stereotype of Saudis as Bedouins on camels is slowly being replaced by a more complex, layered identity.
—Manal Albarakati, semafor.com, 10 Sep. 2025
Noun
Prison time before stabbing Four months into his probation, Brown robbed a man in an apartment complex in south Charlotte.
—Julia Coin, Charlotte Observer, 9 Sep. 2025
Protests turn deadly The protests turned violent Monday as protesters clashed with police at the parliament complex in Kathmandu.
—Sugam Pokharel, CNN Money, 9 Sep. 2025
See All Example Sentences for complex
Recent Examples of Synonyms for complex
Adjective
-
The Music City Loop combines multiple complicated aspirations dreamed up by Musk, and few of them have succeeded at accomplishing the feat they were created for.—
Charles Singh,
Nashville Tennessean,
5 Sep. 2025
-
The death sets off a chain of events that forces Lilian to revisit her fractured family life and complicated bond with her ex-husband.—
Scott Roxborough,
HollywoodReporter,
5 Sep. 2025
Adjective
-
When my father showed the then-curator of the Musée d’Horlogerie the enamels in our collection, she was blown away by the exquisite quality and intricate details of our enamels and jeweled pieces.—
Kyle Roderick,
Forbes.com,
7 Sep. 2025
-
This image depicts intricate frost formations on the frozen surface of Lake Harriet during an Arctic Blast in Minneapolis, Minnesota, on January 20, 2025.—
Joe Edwards,
MSNBC Newsweek,
7 Sep. 2025
Verb
-
During this time of year, tropical activity tends to develop in the Caribbean or Gulf, rather than near Africa, which also complicates response efforts, Francis said.—
Julia Jacobo,
ABC News,
10 Sep. 2025
-
However, the current crop of general-purpose humanoids tends to target moderate loads, similar to an average person, because higher payloads complicate balance and actuator sizing.—
Kaif Shaikh,
Interesting Engineering,
10 Sep. 2025
Adjective
-
These critical questions require a more sophisticated ethical framework.—
Cornelia C. Walther,
Forbes.com,
9 Sep. 2025
-
The trendy animal print pattern combined with the crisscross buckle design offers a sophisticated, retro feel that’ll perk up any classic pair of jeans.—
Melody Kazel,
PEOPLE,
8 Sep. 2025
Adjective
-
For the most detailed and accurate soil tests, send your samples to a soil lab.—
Lauren Landers,
Better Homes & Gardens,
7 Sep. 2025
-
Together the trio will execute their detailed schemes.—
Joan MacDonald,
Forbes.com,
6 Sep. 2025
Adjective
-
Deutsche Küche Apple Frangipane Tarts For an elegant dessert option, the $4 Deutsche Küche Apple Frangipane Tarts bring a European flair to the table.—
Elizabeth Fogarty,
Better Homes & Gardens,
6 Sep. 2025
-
Here, the atmosphere is upscale and elegant; perhaps one of the nicest Chinese dining rooms in Charlotte, despite the staff still trying to get a handle on hostess, service and wait time logistics.—
Shindy Chen,
Charlotte Observer,
5 Sep. 2025
Adjective
-
But any claim Chris can make about being a better person is probably vacated by this elaborate gaslighting routine.—
Scott Meslow,
Vulture,
5 Sep. 2025
-
The grounds once housed the elaborate palace of first century Roman Emperor Domitian, a persecutor of Christians.—
Angie Leventis Lourgos,
Chicago Tribune,
5 Sep. 2025
Cite this Entry
“Complex.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/complex. Accessed 12 Sep. 2025.
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