Refractivity
[ree-frak-tiv-i-tee] /ˌri frækˈtɪv ɪ ti/
noun
1.
the power to refract.
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- Refractometer
[ree-frak-tom-i-ter] /ˌri frækˈtɒm ɪ tər/ noun, Optics. 1. an instrument for determining the refractive index of a substance. refractometer /ˌriːfrækˈtɒmɪtə/ noun 1. any instrument for determining the refractive index of a substance refractometer re·frac·tom·e·ter (rē’frāk-tŏm’ĭ-tər) n. Any of several instruments used to measure the refractive index of a substance.
- Refractometry
[ree-frak-tom-i-ter] /ˌri frækˈtɒm ɪ tər/ noun, Optics. 1. an instrument for determining the refractive index of a substance. refractometer /ˌriːfrækˈtɒmɪtə/ noun 1. any instrument for determining the refractive index of a substance refractometry re·frac·tom·e·try (rē’frāk-tŏm’ĭ-trē) n. Measurement of the refractive index of a substance with a refractometer. Use of a refractometer in determining the refractive […]
- Refractor
noun 1. a person or thing that refracts. 2. refracting telescope. noun 1. an object or material that refracts 2. another name for refracting telescope
- Refractoriness
adjective 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or work, as an ore or metal. noun, plural refractories. 4. a material having the ability to retain its physical shape and chemical identity when subjected to high temperatures. 5. refractories, bricks […]
- Refractory
adjective 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or work, as an ore or metal. noun, plural refractories. 4. a material having the ability to retain its physical shape and chemical identity when subjected to high temperatures. 5. refractories, bricks […]