| AUDIOMETERS | • audiometers n. Plural of audiometer. • AUDIOMETER n. an instrument for measuring acuity of hearing. |
| CRANIOMETER | • craniometer n. A device used to measure the size of the skull. • CRANIOMETER n. an instrument for measuring the skull. |
| EUDIOMETERS | • eudiometers n. Plural of eudiometer. • EUDIOMETER n. an apparatus for gas analysis. |
| GONIOMETERS | • goniometers n. Plural of goniometer. • GONIOMETER n. an instrument for measuring angles; direction finder. |
| GRADIOMETER | • gradiometer n. (Physics) Any of several instruments used to measure the gradient of a physical property (such as magnetic field). • GRADIOMETER n. an instrument for measuring gradient of a physical quantity. |
| HELIOMETERS | • heliometers n. Plural of heliometer. • HELIOMETER n. instrument for measuring apparent diameter of the sun. |
| OPSIOMETERS | • opsiometers n. Plural of opsiometer. • OPSIOMETER n. an instrument for testing vision. |
| PLUVIOMETER | • pluviometer n. (Meteorology) A scientific instrument for measuring the amount of rainfall. • PLUVIOMETER n. a device for recording rainfall. |
| RADIOMETERS | • radiometers n. Plural of radiometer. • RADIOMETER n. an instrument measuring radiation energy. |
| STADIOMETER | • stadiometer n. A device, having a vertical scale and a movable headboard, for measuring a person’s height. • stadiometer n. A self-recording theodolite. • STADIOMETER n. an instrument that measures the length of curves, dashes, etc., by running a toothed wheel along them. |
| TENSIOMETER | • tensiometer n. An instrument used to measure the moisture content of soil. • tensiometer n. An instrument used to measure the tension in a wire or yarn, or its tensile strength. • tensiometer n. An instrument used to measure the surface tension of a liquid. |
| VARIOMETERS | • variometers n. Plural of variometer. • VARIOMETER n. an instrument for measuring variations in magnetic force. |