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Beginning
1
English
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1.1
Etymology
1.2
Noun
1.2.1
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dioptometer
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From Wiktionary, the free dictionary
English
[
edit
]
Etymology
[
edit
]
From
di-
+
opto-
+
-meter
.
Noun
[
edit
]
dioptometer
(
plural
dioptometers
)
An instrument used to
measure
ocular
refraction
, in order to
prescribe
corrective
lenses
.
Related terms
[
edit
]
dioptometric
dioptometry
Categories
:
English terms prefixed with di-
English terms prefixed with opto-
English terms suffixed with -meter
English lemmas
English nouns
English countable nouns
en:Measuring instruments
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