infrastructure
/ˈɪnfɹəˌstɹʌkt͡ʃə/
Proposed by a contributor, not yet supported by evidence.
Also seen as: infrastructures
Sense 1
Meaning · English
An underlying base or foundation for a building, organization, or system.
Noun
Examples
Near-synonyms: understructure, underpinnings, underbuilding, underframework
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
The facilities, services and installations needed for the functioning of a community or society.
Noun
Examples
Meronyms: (literally, large objects and portions thereof) structures, substructures, understructures, superstructures
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “infrastructure” mean?
An underlying base or foundation for a building, organization, or system.
Is “infrastructure” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.