English Reference
noun

infrastructure

n.
US /ˌɪnfɹəˈstɹəktʃɝ/ UK /ˈɪnfɹəstɹˌʌktʃɐ/ in·fra·struc·ture UK spelling infrastructures

  1. 01 B2 Upper Intermediate Academic

    the basic systems a country needs, like roads, bridges, water pipes, and electricity.

    the physical and organisational facilities, such as transport and communication networks, necessary for the functioning of a society.

    Simple

    The government is spending more money to repair the city's aging infrastructure.

    In context

    Significant investment in public infrastructure, particularly high-speed rail and digital connectivity, is essential for long-term economic growth in the region.

    Usage

    Often used as an uncountable noun when referring to the general system of a country.

  2. 02 C1 Advanced AcademicFormal

    the internal parts or foundation of a system or organization.

    the underlying base or framework of a system, organization, or building.

    Simple

    The company needs to improve its IT infrastructure before it can hire more staff.

    In context

    The existing corporate infrastructure proved inadequate for the rapid scaling required by the new international merger.

    Usage

    Can be used countably to refer to specific technical or organizational setups.

Usage infrastructure the country

Last winter, Russia caused up to $70bn of damage to Ukraine’s energy infrastructure, and nearly succeeded in plunging Kyiv into darkness.

Al Jazeera· 14 Aug 2026

The developments follow Russian attacks a day earlier that damaged port infrastructure and caused power cuts in Izmail, a vital export hub on the Danube River near the Romanian border.

Al Jazeera· 14 Aug 2026

Borrowed from French infrastructure, equivalent to infra- + structure.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Common
Updated