| Subject | French | English |
| transp., el. | circuit de voie à courant codé | coded current track circuit |
| comp., MS | code de cours | course code (A number or code that an educational institution uses to identify a particular class) |
| transp., el. | courant de voie codé | coded track circuit current |
| transp., el. | relais de voie à courant codé | code-following track relay |