1. a person who walks or is able to walk; one who ambulates
Usage: medical or formal usage
2. a device or frame that aids a person in walking
Usage: medical equipment; less common than 'walker' or 'walking frame'

Examples

• The patient was classified as an ambulator after physical therapy.
• Post-surgery, the ambulator must use assistive devices for the first few weeks.
• The rehabilitation center tracks each ambulator's progress weekly.
• An ambulator with good balance requires minimal support.
• The nursing staff helped the ambulator navigate the hallway safely.