de·cod·er 
(dē-kōdər)
(dē-kōdər)n.
1. One that decodes.
2. A device that decodes a scrambled electronic signal to make it interpretable.
- radiochemistry
- radio collar
- radio compass
- radioecological
- radioecologist
- radioecology
- radio frequency
- radio frequency identification
- radio galaxy
- radiogenic
- radiogram
- radiograph
- radiographer
- radiographic
- radiographically
- radiography
- radioimmunoassay
- radioimmunological
- radioimmunology
- radioiodine
- radioisotope
- radiolabel
- radiolarian
- radiolocation
- radiologic