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

• orthopsychiatry
• orthoptera
• Orthoptera
• orthopteran
• orthopterans
• orthopterist
• orthopterists
• orthopteroid
• orthopterologist
• orthopterology
• orthopteron
• orthopterous
• orthoptic
• orthoptics
• orthoptist
• orthoptists
• orthorexia
• orthorhombic
• orthos
• orthoscopic
• orthoses
• orthosilicate
• orthosilicates
• orthosilicic
• orthosis