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infrastructure

/ˈɪn.frəˌstrʌk.tʃə/
IELTSAcademic
noun

The basic systems and services that a country, city, or organization needs to work well. This includes roads, power, water, internet, and public transport.

  • The city needs better infrastructure.
  • Poor infrastructure slows business growth.
  • The government invested in digital infrastructure.

Adinary Nuance

Infrastructure is broader than roads or buildings alone. It means the full support system that lets a place or group function. Use it when you mean the hidden base behind daily life, not just one part like a road or bridge. If you say "facilities," you usually mean the visible places or equipment.

In other languages

Vietnamese
Cơ sở hạ tầng
Spanish
Infraestructura
Chinese
基础设施
Japanese
インフラ
Korean
인프라

Etymology

The word came into English in the 1800s from French and Latin roots. It was first used for the basic structure under a building, then later for public systems.

Common phrases

critical infrastructuredigital infrastructureinfrastructure developmentpublic infrastructure

Synonyms

Related words

Frequently asked questions

Is infrastructure a countable noun?
Usually no. We often use it as an uncountable noun: "The infrastructure is weak."
What is the difference between infrastructure and facilities?
Infrastructure is the basic system behind a place. Facilities are the buildings, rooms, or equipment people use.
Is infrastructure used in business writing?
Yes. It is common in business, government, and academic writing.
Can infrastructure mean only roads?
No. It can include roads, power, water, internet, and other support systems.