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complex

Adjective CEFR B1 Frequent
ˈkɒmplɛks

Definitions

  1. Made up of multiple parts; composite; not simple.
  2. complex, sophisticated, intricate (made of multiple parts)
  3. Not simple, easy, or straightforward; complicated.
  4. An idea which is partly or wholly repressed, but which determines your opinion of yourself, may produce a complex. A woman may not consciously recall being teased as a child for being fat, for instance, but the idea may remain in her unconscious and as a result she may develop a complex about her appearance, whatever her adult build.
  5. complex, complicated (complicated; not straightforward)
  6. Consisting of interconnected or interwoven parts; composite: complex equipment with multiple components.
  7. Having the form a + bi, where a and b are real numbers and i is (by definition) the imaginary square root of −1.
  8. Difficult to understand for being intricate or involved; complicated: a complex problem.
  9. complex, compound (collection of buildings or facilities)
  10. Whose range is a subset of the complex numbers.
  11. Grammar a. Consisting of at least one bound form. Used of a word.
  12. resort, complex (where one can vacation to)
  13. Whose coefficients are complex numbers; defined over the field of complex numbers.
  14. A whole composed of interconnected or interwoven parts: a complex of cities and suburbs; the military-industrial complex.
  15. A curve, polygon or other figure that crosses or intersects itself.
  16. A building or group of buildings used for a single purpose: a sports complex.
  17. In psychoanalysis, a group of related, often repressed ideas and impulses that compel characteristic or habitual patterns of thought, feelings, and behavior.
  18. An exaggerated or obsessive concern or fear: has a complex about his weight.
  19. Medicine The combination of factors, symptoms, or signs of a disease or disorder that forms a syndrome.
  20. made up of various interconnected parts; composite

Equivalents

27 more languages

Examples

“a complex being; a complex idea”
“The human body is a complex system made up of many layers.”
“Ideas thus made up of several simple ones put⟳ together, I call⟳ complex; such as beauty, gratitude, a man, an army, the universe.”
“If, when the actual motions of the heavens are calculated in the best possible way, the process⟳ is complex and difficult, and if we are discontented at this, nature, and not the astronomer, must be the object of our displeasure.”
“complex number⟳”
“function of a complex variable”
“complex function”
“complex polynomial”
“complex algebraic variety”

CEFR level

B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
See all B1 English words →

See also

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