complex

KOM-pleks /ˈkɒmplɛks/
nounB1TOEFLIELTS
General

A group of similar buildings or facilities on the same site.

In sports, this refers to a site that houses multiple venues (e.g., a stadium, a pool, and a gym all in one area).

The story behind the word. From 'com-' (together) and 'plectere' (to weave or braid). A complex is literally a group of things 'woven together' into a single unit.

Word relationships

  • compound: Often implies a fenced-in or more private area.
  • center: More general; a 'complex' specifically emphasizes the multiple interconnected parts.

Word family

  • complexity (noun): The state of being intricate or complicated.

Collocations

  • sports complex
  • apartment complex
  • industrial complex
  • shopping complex

Example sentences

  • "The national training complex includes three soccer pitches, a swimming pool, and a state-of-the-art medical center." Describing a training facility.
  • "The sports complex was built on the outskirts of the city to revitalize the local economy." Describing a large-scale development.

Memory hook

A 'complex' is 'complicated' because it has so many different buildings. Complex = Woven together.

When not to use

Don't use to describe a single, isolated building.

Fun facts

  • The word 'complex' was first used in psychology by Carl Jung to describe a group of related ideas.

Related words

infrastructure, venue

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