odograph /odˈə-gräf/

1. A device for plotting automatically a course travelled
2. An odometer
3. A pedometer

• ironwork
• ironworks
• irony
• Iroquoian
• IRQ
• irradiance
• irradiances
• irradiancies
• irradiancy
• irradiant
• irradiate
• irradiated
• irradiates
• irradiating
• irradiation
• irradiations
• irradiative
• irradicate
• irradicated
• irradicates
• irradicating
• irrational
• irrationalise
• irrationalised
• irrationalises