| Pronunciation: | | `reefrak'tâmitur
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 WordNet Dictionary |
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| | Definition: | |
[n] measuring instrument for measuring the refractive index of a substance |
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REFRACTOMETER is a 13 letter word that starts with R. |
| | See Also: | | measuring device, measuring instrument, measuring system |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Re`frac*tom"e*ter\ (r?`fr?k*t?m"?*t?r), n.
[Refraction + -meter.] (Opt.)
A contrivance for exhibiting and measuring the refraction of
light.
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