What is the Spanish word for "complex"?

Learn how to say "complex" in Spanish with examples and practice

English

complex

Spanish

complejo

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Alternative translations of "complex"

complicado

Examples of how to use "complex" in Spanish

English
The human brain is a very complex organ.
Spanish
El cerebro humano es un órgano muy complejo.
English
The instructions are complex for beginners.
Spanish
Las instrucciones son complejas para los principiantes.
English
Her research tackles a complex issue.
Spanish
Su investigación aborda un tema complejo.
English
This puzzle looks complex but enjoyable.
Spanish
Este rompecabezas parece complejo pero divertido.
English
He explained a complex problem clearly.
Spanish
Él explicó un problema complejo con claridad.

Learning tip: Pay attention to how the word "complex" is used in different contexts. This will help you understand when and how to use its Spanish translation naturally.

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The human brain is a very complex organ.

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What is the Spanish word for "complex"? | Habladoo