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American English: /ˈkɑmplɛks/
British English: /ˈkɒmplɛks/

Translation of complex in Spanish:


  • 1 (complicated)
    Example sentences
    • Miller's writing is excellent, and he makes some rather complex biochemistry easy to understand.
    • In other words, the problems are much more complex than Mr. Baker understands or cares to discuss.
    • However, the whole matter of indirect tax liability is devilishly complex and difficult to understand.
  • 2 (intricate)
    Example sentences
    • The plant's shoots receive nourishment from a complex network of connections to the roots.
    • The hips, on the other hand, are a very large and complex joint with many different muscles and attachments.
    • As the vocal folds consist of a complex web of different muscle fibres, the tension and density of vocal folds can vary considerably.
  • 4 (Mathematics)
    Example sentences
    • He also classified real and complex numbers into classes which are algebraically independent.
    • Bombelli was the first person to write down the rules for addition, subtraction and multiplication of complex numbers.
    • In addition to his work on geometry, Bolyai developed a rigorous geometric concept of complex numbers as ordered pairs of real numbers.


  • 1 (buildings) a sports/an industrial complex
    un complejo deportivo/industrial
    Example sentences
    • He has watched as new building complexes have risen over sites he knows contain more lost tombstones.
    • Dentists' offices, doctors' offices and markets were all built into the apartment complexes to make life more efficient.
    • About 70 families were left homeless by the fire, which destroyed three buildings in the apartment complex.
  • 2 (Psychology) she's got a complex about her stammer
    tiene complejo por ser tartamuda
    su tartamudez la tiene acomplejada
    he's got a complex about spiders [colloquial]
    les tiene fobia a las arañas
    Example sentences
    • ‘Network’ includes a complex of interconnected computer or communication systems of any type.
    • The complex of field systems and large stone walls extend from the north western slopes of Mount Brandon to within the boundaries of Dingle.
    • The wheel itself was split into many different complexes.
    Example sentences
    • For about six to eight hours you seem to have no physical experience of the chronic muscular tensions that Reich says are symptomatic of unhealthy mental or emotional complexes.
    • Jung, Freud and comrades helped to systematise intuitive skill while deciphering some psychic complexes of their own Europe in turmoil.
    • Like Jack, David had a complex and conflicted history of diagnoses, treatments and medication.
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