noun[mass noun] Military
- Movement of troops or equipment, especially for a short period of duty to relieve another force: [as modifier]: a fresh roulement battalionMore example sentences
- In addition to the roulement of Naval personnel, they had more than 200 contractors and sub-contractors on board, continuing with the installation of equipment and fitting-out.
- Managers show a lot of imagination to get people away for courses, leave and so on - they use a roulement system.
early 20th century: French, literally 'rolling'.