| Subject | French | English |
| piez. | variance d’Allan de la fluctuation de fréquence relative | Allan variance of fractional frequency fluctuation |
| math. | variance relative | relvariance (carré du coefficient de variation) |
| stat. | variance relative | rel-variance |
| stat. | variance relative | relaxed oscillation |
| stat. | variance relative | square of the coefficient of variation |
| stat. | variance relative | relative variance |
| math. | variance relative | relative variance (carré du coefficient de variation) |