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adjective

complex

CEFR B1

complicated in structure; consisting of interconnected parts

In a sentence

Six example sentences with complex, each labelled with its topic.

  • The billing system had grown so complex that changing one tax rate touched forty files across nine services.

    Technology

  • The fugues are complex in a way that rewards tracing each voice separately before hearing them woven together.

    Music

  • The clotting cascade is complex, a chain of a dozen proteins where a single missing link stops the whole sequence.

    Medicine

  • A modern supply chain is so complex that a single phone passes through factories in a dozen countries before it is boxed.

    Economics

  • The tax code has grown so complex that even the agency's own helpline gives different answers to the same question.

    Law

  • The crafting system is complex, with ninety ingredients that combine differently depending on which forge you use.

    Gaming

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Found in these word lists

Found in 9 published word listsAuthoritative

Each source is a published word list that contains complex. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.