complicated

adjective

com·​pli·​cat·​ed ˈkäm-plə-ˌkā-təd How to pronounce complicated (audio)
1
: consisting of parts intricately combined
a complicated recipe
complicated machinery
2
: difficult to analyze, understand, or explain
a complicated issue
his absurdly complicated life
complicatedly adverb
complicatedness noun
Choose the Right Synonym for complicated

complex, complicated, intricate, involved, knotty mean having confusingly interrelated parts.

complex suggests the unavoidable result of a necessary combining and does not imply a fault or failure.

a complex recipe

complicated applies to what offers great difficulty in understanding, solving, or explaining.

complicated legal procedures

intricate suggests such interlacing of parts as to make it nearly impossible to follow or grasp them separately.

an intricate web of deceit

involved implies extreme complication and often disorder.

a rambling, involved explanation

knotty suggests complication and entanglement that make solution or understanding improbable.

knotty ethical questions

Examples of complicated in a Sentence

The game's rules are too complicated. The machine has a complicated design.
Recent Examples on the Web
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.
Since then, however, there have been new revelations in their complicated family dynamics. Jordana Comiter, People.com, 3 June 2025 But every one of those steps was much more complicated for abelian surfaces. Joseph Howlett, Quanta Magazine, 2 June 2025 As Noah and Joanne attempt to acclimate to each other’s worlds, and Joanne explores converting, things get complicated — to put it lightly. Rance Collins, IndieWire, 1 June 2025 For many reasons aside from this very rudimentary exercise, Sanderson’s eight-year contract worth $8.05 million a year signed in 2023 can serve as a basis for comparison here, and demonstrates why this could be a complicated negotiation between Hutson’s camp and the Canadiens. Arpon Basu, New York Times, 31 May 2025 See All Example Sentences for complicated

Word History

Etymology

from past participle of complicate entry 1

First Known Use

1656, in the meaning defined at sense 1

Time Traveler
The first known use of complicated was in 1656

Browse Nearby Words

Cite this Entry

“Complicated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/complicated. Accessed 6 Jun. 2025.

Kids Definition

complicated

adjective
com·​pli·​cat·​ed ˈkäm-plə-ˌkāt-əd How to pronounce complicated (audio)
1
: consisting of many combined parts
complicated machinery
2
: difficult to analyze, understand, or explain : complex
complicatedly adverb
complicatedness noun

Medical Definition

complicated

adjective
com·​pli·​cat·​ed
of a bone fracture
: characterized by injury to nearby parts

More from Merriam-Webster on complicated

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