infrastructure /inˈfrə-struk-chər/

1. Inner structure, structure of component parts
2. A system of communications and services as backing for military, commercial, etc operations

infrastrucˈtural adjective

• quadruples
• quadruplet
• quadruple time
• quadruplets
• quadruplex
• quadruplexed
• quadruplexes
• quadruplexing
• quadruplicate
• quadruplicated
• quadruplicates
• quadruplicating
• quadruplication
• quadruplicities
• quadruplicity
• quadruplies
• quadrupling
• quadruply
• quadrupole
• quadrupoles
• quads
• quaere
• quaered
• quaereing
• quaeres