Infrastructure definition

ĭnfrə-strŭkchər
(1) The fundamental structure of a system or organization. The basic, fundamental architecture of any system (electronic, mechanical, social, political, etc.) determines how it functions and how flexible it is to meet future requirements.
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The basic facilities, services, and installations needed for the functioning of a community or society, such as transportation and communications systems, water and power lines, and public institutions including schools, post offices, and prisons.
noun
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The definition of infrastructure is the basic facilities and installations that help a government or community run, including roads, schools, phone lines, sewage treatment plants and power generation.

An example of infrastructure is the basic roads and power lines for a new housing development.

noun
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In contemporary jargon, the basic abilities and structure of a company.
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noun
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The physical underpinning of a country that support activities and transportation, such as roads, railways, electrical systems, and so on.
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An underlying base or foundation especially for an organization or system.
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A substructure or underlying foundation; esp., the basic installations and facilities on which the continuance and growth of a community, state, etc. depend, as roads, schools, power plants, transportation and communication systems, etc.
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An underlying base or foundation especially for an organization or system.
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Other Word Forms

Noun

Singular:
infrastructure
Plural:
infrastructures

Origin of infrastructure

  • [1887] From French infrastructure, equivalent to infra- +‎ structure.

    From Wiktionary