Meaning of “infrastructure” in the English Dictionary

"infrastructure" in British English

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infrastructurenoun [ C usually singular ]

uk /ˈɪn.frəˌstrʌk.tʃər/ us /ˈɪn.frəˌstrʌk.tʃɚ/

C1 the basic systems and services, such as transport and power supplies, that a country or organization uses in order to work effectively:

The war has badly damaged the country's infrastructure.

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infrastructural
adjective /ˌɪn.frəˈstrʌk.tʃər.əl/ /ˌɪn.frəˈstrʌk.tʃɚ.əl/

There are complex infrastructural challenges facing our country.

(Definition of “infrastructure” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"infrastructure" in American English

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infrastructurenoun [ C ]

us /ˈɪn·frəˌstrʌk·tʃər/

(Definition of “infrastructure” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"infrastructure" in Business English

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infrastructurenoun [ C, usually singular, or U ]

uk /ˈɪnfrəˌstrʌktʃər/ us

ECONOMICS the basic systems and services that are needed in order to support an economy, for example, transport and communication systems and electricity and water supplies:

Infrastructure and economic projects will take time to complete and may not meet the population's high expectations.
the country's/nation's/city's infrastructure

WORKPLACE the basic systems and services that a company or industry needs in order to work effectively:

build/create/develop an infrastructure Creating an infrastructure for managing post-customer discards is evolving in many industries.
a company's financial infrastructure

IT the equipment, software, etc. that a computer system needs in order to operate and communicate with other computers:

broadband/information/IT infrastructure

(Definition of “infrastructure” from the Cambridge Business English Dictionary © Cambridge University Press)