in·box 
(ĭnbŏks)
(ĭnbŏks)n.
1. An electronic folder for incoming emails or text messages.
2. A container for incoming documents, located in or near one's office or work area.
- radioactive decay
- radioactively
- radioactive series
- radioactivity
- radio astronomy
- radio beacon
- radio beam
- radiobiological
- radiobiologist
- radiobiology
- radiobroadcast
- radiocarbon
- radiocarbon dating
- radiochemical
- radiochemistry
- radio collar
- radio compass
- radioecological
- radioecologist
- radioecology
- radio frequency
- radio frequency identification
- radio galaxy
- radiogenic
- radiogram