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1. Dictionary

   Com·plex

   adjective

   • 1. consisting of many different and connected parts: "a complex network of water channels" Similar compoundcompositecompoundedmultiplex
   • ▪ not easy to analyze 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 of similar buildings or facilities on the same site: "a new apartment complex"
   • ▪ 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
   • 2. a related group of emotionally significant ideas that are completely or partly repressed and that cause psychic conflict leading to abnormal mental states or behavior.
   • ▪ a 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.
   • ▪ 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

   • C

     3

   • O

     1

   • M

     3

   • P

     3

   • L

     1

   • E

     1

   • X

     8

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

   www.merriam-webster.com › dictionary › complex

   • Cached

   1. a. : composed of two or more parts : composite. a complex mixture of chemicals. b (1) of a word : having a bound form as one or more of its immediate constituents. Unmanly is a complex word. (2) of a sentence : consisting of a main clause and one or more subordinate clauses.

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

   dictionary.cambridge.org › dictionary › english

   • Cached

   complex noun [C] (BAD FEELING) C2. a particular anxiety or unconscious fear that a person has, especially as a result of an unpleasant experience that they have had in the past or because they have a low opinion of their own worth: an inferiority complex. I think he's got a complex about being bald.

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

   dictionary.cambridge.org › english › complex

   • Cached

   complex noun [C] (BAD FEELING) C2. a particular anxiety or unconscious fear that a person has, especially as a result of an unpleasant experience that they have had in the past or because they have a low opinion of their own worth: an inferiority complex. I think he's got a complex about being bald.

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

   www.dictionary.com › browse › complex

   • Cached

   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.

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

   www.collinsdictionary.com › dictionary › english

   • Cached

   3 days ago · 1. adjective. Something that is complex has many different parts, and is therefore often difficult to understand . ...in-depth coverage of today's complex issues. ...a complex system of voting. ...her complex personality. ...complex machines. Synonyms: complicated, difficult, involved, mixed More Synonyms of complex.

7. 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.

8. dictionary.cambridge.org › learner-english › complexCOMPLEX | definition in the Cambridge Learner’s Dictionary

   dictionary.cambridge.org › learner-english › complex

   • Cached

   Add to word list. B2. involving a lot of different but connected parts in a way that is difficult to understand: complex details / issues. The situation is very complex. Fewer examples. It's a very complex issue. The book conveys a complex message. The whole system seems to me needlessly complex.