refractometer

[ ree-frak-tom-i-ter ]
/ ˌri frækˈtɒm ɪ tər /
SEE SYNONYMS FOR refractometer ON THESAURUS.COM

noun Optics.

an instrument for determining the refractive index of a substance.

Origin of refractometer

First recorded in 1875–80; refract + -o- + -meter

OTHER WORDS FROM refractometer

re·frac·to·met·ric [ri-frak-tuh-me-trik] /rɪˌfræk təˈmɛ trɪk/, adjective re·frac·tom·e·try, noun

Words nearby refractometer

refractionist, refractive, refractive index, refractive keratotomy, refractivity, refractometer, refractometry, refractor, refractory, refractory anemia, refractory period

Words related to refractometry

radioactivity, radiograph, actinism, encephalogram, fluoroscope

British Dictionary definitions for refractometry

refractometer
/ (ˌriːfrækˈtɒmɪtə) /

noun

any instrument for determining the refractive index of a substance

Derived forms of refractometer

refractometric (rɪˌfræktəˈmɛtrɪk), adjective refractometry, noun

Medical definitions for refractometry (1 of 2)

refractometry
[ rē′frăk-tŏm′ĭ-trē ]

n.

Measurement of the refractive index of a substance with a refractometer.
Use of a refractometer in determining the refractive error of the eye.

Medical definitions for refractometry (2 of 2)

refractometer
[ rē′frăk-tŏm′ĭ-tər ]

n.

Any of several instruments used to measure the refractive index of a substance.