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   complex

   /ˈkɒmplɛks/

   adjective

   • 1. consisting of many different and connected parts: "a complex network of water channels" Similar compoundcompositecompoundedmultiplex
   • ▪ not easy to analyse or understand; complicated or intricate: "a complex personality" Similar complicatedinvolvedintricateconvolutedtangledelaborateserpentinelabyrinthinetortuousimpenetrableByzantineDaedalianGordiandifficulthardknottytrickythornyproblematicalinformal:fiddlyrare:involuteinvolutedOpposite simplestraightforward
   • 2. denoting or involving numbers or quantities containing both a real and an imaginary part.
   • 3. denoting an ion or molecule in which one or more groups are linked to a metal atom by coordinate bonds: "in naming complex ions, the names of the ligands are cited first"

   noun

   • 1. a group or system of different things that are linked in a close or complicated way; a network: "a complex of mountain roads" Similar networksysteminterconnected system/structure/schemenexuswebtissuecombinationcompositesynthesisfusionaggregation
   • ▪ a group of similar buildings or facilities on the same site: "a leisure complex"
   • 2. a related group of repressed or partly repressed emotionally significant ideas which cause psychic conflict leading to abnormal mental states or behaviour.
   • ▪ a strong or disproportionate concern or anxiety about something: informal "there's no point having a complex about losing your hair" Similar obsessionphobiafixationpreoccupationneurosisidée fixeinformal:hang-upthingbee in one's bonnet
   • 3. an ion or molecule in which one or more groups are linked to a metal atom by coordinate bonds: "two guanine bases can attach themselves to the same platinum atom, forming a stable complex"
   • ▪ any loosely bonded species formed by the association of two molecules: "cross-linked protein–DNA complexes"

   verb

   • 1. make (an atom or compound) form a complex with another: "the DNA was complexed with the nuclear extract"

   Word Origin mid 17th century (in the sense ‘group of related elements’): from Latin complexus, past participle (used as a noun) of complectere ‘embrace, comprise’, later associated with complexus ‘plaited’; the adjective is partly via French complexe.

   Derivatives

   • 1. complexly adverb

   Scrabble Points: 20

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     3

   • O

     1

   • M

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   • P

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   • L

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   • E

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   • X

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2. People also ask

   What does complex mean?

   • The meaning of COMPLEX is a whole made up of complicated or interrelated parts. How to use complex in a sentence. The Complex Origins of Complex Synonym Discussion of Complex.

   Complex Definition & Meaning - Merriam-Webster

   www.merriam-webster.com/dictionary/complex

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   Is complex a noun or adjective?

   • Use complex to refer to something that is not simple. Something complex has two or more related parts, or is not simple in its structure. As a noun, a complex is a group of units, often a group of buildings. The adjective is stressed on the second syllable, but the noun is stressed on the first syllable.

   Complex - Definition, Meaning & Synonyms | Vocabulary.com

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   What is a complex of things?

   • A complex of things is a group or system of things that are connected with each other in a complicated way. ...the complex of clans which occupied the land. ...the military-industrial complex. If someone has a complex about something, they have a mental or emotional problem relating to it, often because of an unpleasant experience in the past .

   COMPLEX definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/complex

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   What does Complexo mean?

   • complexo, complexo/-xa [masculine-feminine], complexo [masculine]… Need a translator? Get a quick, free translation! COMPLEX meaning: 1. involving a lot of different but related parts: 2. difficult to understand or find an answer to….

   COMPLEX | definition in the Cambridge English Dictionary

   dictionary.cambridge.org/us/dictionary/english/complex

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3. www.merriam-webster.com › dictionary › complexComplex Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › complex

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   Learn the various meanings and uses of the word complex as a noun, adjective, and verb. Find synonyms, examples, etymology, and related phrases for complex.

4. dictionary.cambridge.org › dictionary › englishCOMPLEX | English meaning - Cambridge Dictionary

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   Learn the meaning of complex as an adjective, noun, and building. Find out how to use complex in sentences and collocations with synonyms and antonyms.

5. Videos

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     4:44

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     Introduction to complex numbers | Imaginary and complex numbers | Precalculus | Khan Academy

     Feb 12, 2014

     1.2M Views

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     10:24

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     What is a Complex System?

     May 6, 2017

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     8:04

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     Complex conjugates | Imaginary and complex numbers | Precalculus | Khan Academy

     Dec 16, 2010

     473.2K Views

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6. dictionary.cambridge.org › english › complexCOMPLEX | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › complex

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   Learn the meaning of complex as an adjective, noun, and building. See how to use complex in sentences and collocations with synonyms and antonyms.

7. www.dictionary.com › browse › complexCOMPLEX Definition & Meaning | Dictionary.com

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   noun. an intricate or complicated association or assemblage of related things, parts, units, etc.: the entire complex of our educational system; an apartment complex. Synonyms: labyrinth, tangle, web, network.

8. www.oxfordlearnersdictionaries.com › us › definitioncomplex adjective - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › us › definition

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   Learn the meaning, pronunciation and usage of the adjective complex, which means made of many different things or parts that are connected, or difficult to understand. See also the grammar term complex sentence and its synonyms.

9. www.collinsdictionary.com › dictionary › englishCOMPLEX definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   A complex is a substance that is made when two or more simpler compounds join chemically. Chloramines are chemical complexes formed from the reaction between ammonia and chlorine. Ferric iron tends to form complexes with natural water organics.

10. www.vocabulary.com › dictionary › complexComplex - Definition, Meaning & Synonyms | Vocabulary.com

    www.vocabulary.com › dictionary › complex

    Something complex has two or more related parts, or is not simple in its structure. As a noun, a complex is a group of units, often a group of buildings. The adjective is stressed on the second syllable, but the noun is stressed on the first syllable.