The meaning of Optometer
Optometer – definition
nounAn instrument for testing the refractive power of the eye.
Usage examples:
He immediately became hypermetropic (long sighted) in that eye, but using his optometer found ‘the …
Optometer translation into English
Optometer: translate from English into Chinese
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Word origin
mid 18th century: from Greek optos ‘seen’ + -meter.
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