Answer | Crossword Clue |
---|---|
pneumatometers | PNEUMATOMETER, an instrument for measuring quantity of air breathed |
pneumatometer | an instrument for measuring quantity of air breathed |
gradiometer | an instrument for measuring gradient of a physical quantity |
gradiometers | GRADIOMETER, an instrument for measuring gradient of a physical quantity |
volumometer | an instrument for measuring the volume of a solid body by the quantity of fluid it displaces |
volumometers | VOLUMOMETER, an instrument for measuring the volume of a solid body by the quantity of fluid it displaces |