[ in-fruh-struhk-cher ]
/ ˈɪn frəˌstrʌk tʃər /


the basic, underlying framework or features of a system or organization.
the fundamental facilities and systems serving a country, city, or area, as transportation and communication systems, power plants, and schools.
the military installations of a country.

Origin of infrastructure

First recorded in 1925–30; infra + structure

OTHER WORDS FROM infrastructure

in·fra·struc·tur·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for infrastructure

British Dictionary definitions for infrastructure

/ (ˈɪnfrəˌstrʌktʃə) /


the basic structure of an organization, system, etc
the stock of fixed capital equipment in a country, including factories, roads, schools, etc, considered as a determinant of economic growth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012