Definición de optometer en inglés:


Saltos de línea: op¦tom|eter
Pronunciación: /ɒpˈtɒmɪtə


An instrument for testing the refractive power of the eye.
Más ejemplos en oraciones
  • He immediately became hypermetropic (long sighted) in that eye, but using his optometer found ‘the same inequality in the horizontal and vertical refractions as without the water’.
  • We have developed an optometer to measure the ocular astigmatism of human eyes and tested its performance.


mid 18th century: from Greek optos 'seen' + -meter.

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Pronunciación: dɪˈmɒrəlʌɪz
cause (someone) to lose confidence or hope