Complex and Problem

noun

• A conceptual whole made up of complicated and related parts.
  • usage: "the complex of shopping malls, houses, and roads created a new town"
  • synonyms: composite
• A compound described in terms of the central atom to which other atoms are bound or coordinated.
  • synonyms: coordination compound
• Psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior. (
• A whole structure (as a building) made up of interconnected or related structures.
  • synonyms: building complex

adjective

• Complicated in structure; consisting of interconnected parts.
  • usage: "a complex set of variations based on a simple folk melody"; "a complex mass of diverse laws and customs"

• (n.) Assemblage of related things; collection; complication.
• (n.) Composed of two or more parts; composite; not simple; as, a complex being; a complex idea.
• (n.) Involving many parts; complicated; intricate.

noun

• A state of difficulty that needs to be resolved.
  • usage: "she and her husband are having problems"; "it is always a job to contact him"; "urban problems such as traffic congestion and smog"
  • synonyms: job
• A question raised for consideration or solution.
  • usage: "our homework consisted of ten problems to solve"
• A source of difficulty.
  • usage: "one trouble after another delayed the job"; "what's the problem"
  • synonyms: trouble

• (n.) A question proposed for solution; a matter stated for examination or proof; hence, a matter difficult of solution or settlement; a doubtful case; a question involving doubt.
• (n.) Anything which is required to be done; as, in geometry, to bisect a line, to draw a perpendicular; or, in algebra, to find an unknown quantity.