What is the meaning of Complex?

Made up of multiple parts; composite; not simple.

Not simple, easy, or straightforward; complicated.

Having the form a + bi, where a and b are real numbers and i is (by definition) the imaginary square root of −1.

Whose range is a subset of the complex numbers.

Whose coefficients are complex numbers; defined over the field of complex numbers.

A curve, polygon or other figure that crosses or intersects itself.

A problem. (clarification of this definition is needed)

A network of interconnected systems.

A collection of buildings with a common purpose, such as a university or military base.

An assemblage of related things; a collection.

  1. An organized cluster of thunderstorms.
  2. A cluster of wildfires burning in the same vicinity.

    An organized cluster of thunderstorms.

    A cluster of wildfires burning in the same vicinity.

    A group of closely related species, often distinguished only with difficulty by traditional morphological methods.

    A collection of ideas caused by repressed emotions that leads to an abnormal mental condition

    A vehement, often excessive psychological dislike or fear of a particular thing.

    A structure consisting of a central atom or molecule weakly connected to surrounding atoms or molecules, as for example coordination complexes in inorganic chemistry and protein complexes in biochemistry.

    A complex number.

    A multimorphemic word, one with several parts, one with affixes.

    To form a complex with another substance

    To complicate.

    complex (made up of multiple parts; composite; not simple)

    complex (complicated, not simple, easy or straightforward)

    collection (a set of things or parts related to each other)

    complex

    complex

    complex number, complex

    complex (composite)

    complex (complicated)

    complex (containing an imaginary component or involving imaginary numbers)

    complex (collection of buildings or facilities with a common purpose)

    complex (abnormal mental state caused by repression)

    closely connected, confederate, participant

    of the twelve Olympians (Jūnō, Vesta, Minerva, Cerēs, Dīana, Venus, Mārs, Mercurius, Jūpiter, Neptūnus, Vulcānus, Apollō)

    No direct connection to the English adjective complex, which is from Latin complexus with an etymologically related, yet different stem.

    The twelve Olympians were also called dī complicēs.

    participant, confederate, accomplice

    complex

    Source: wiktionary.org