† opsiometern.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ὄψις , -ometer comb. form.

Etymology: < ancient Greek ὄψις sight (see -opsis comb. form) + -ometer comb. form. Compare earlier optometer n. N.E.D. (1903) gives the pronunciation as (ǫpsiˌǫ·mĭtəɹ) /ɒpsɪˈɒmɪtə(r)/.

Obsolete.

= optometer n.

ΘΚΠ

the world > health and disease > healing > ophthalmology or optometry > [noun] > instrumental examination or measurement of eye > instruments used in

optometer1738

opsiometer1842

ophthalmoscope1856

auto-ophthalmoscope1863

ophthalmometer1864

phacoidoscope1864

strabismometer1869

autoscope1873

strabometer1874

perimeter1875

leucoscope1883

retinoscope1883

phacoscope1886

phorometer1888

campimeter1889

prisoptometer1890

scotometer1890

skiascope1892

transilluminator1906

slit lamp1922

anomaloscope1923

gonioscope1925

synoptophore1934

1842 W. T. Brande Dict. Sci., Lit. & Art 847/2 Opsiometer, an instrument for measuring the extent of the limits of distinct vision in different individuals, and consequently for determining the focal lengths of lenses necessary to correct imperfections of the eye.

1888 Public Opinion (Washington) 31 Mar. 610/2 The ‘opsiometer’ is a new instrument for testing the eyesight. It consists of a mahogany case with two front eyeholes, behind which are two traveling bands mounted on rollers.

This entry has been updated (OED Third Edition, June 2004; most recently modified version published online June 2018).

单词	opsiometer
释义	† opsiometern. Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ὄψις , -ometer comb. form. Etymology: < ancient Greek ὄψις sight (see -opsis comb. form) + -ometer comb. form. Compare earlier optometer n. N.E.D. (1903) gives the pronunciation as (ǫpsiˌǫ·mĭtəɹ) /ɒpsɪˈɒmɪtə(r)/. Obsolete. = optometer n. ΘΚΠ the world > health and disease > healing > ophthalmology or optometry > [noun] > instrumental examination or measurement of eye > instruments used in optometer1738 opsiometer1842 ophthalmoscope1856 auto-ophthalmoscope1863 ophthalmometer1864 phacoidoscope1864 strabismometer1869 autoscope1873 strabometer1874 perimeter1875 leucoscope1883 retinoscope1883 phacoscope1886 phorometer1888 campimeter1889 prisoptometer1890 scotometer1890 skiascope1892 transilluminator1906 slit lamp1922 anomaloscope1923 gonioscope1925 synoptophore1934 1842 W. T. Brande Dict. Sci., Lit. & Art 847/2 Opsiometer, an instrument for measuring the extent of the limits of distinct vision in different individuals, and consequently for determining the focal lengths of lenses necessary to correct imperfections of the eye. 1888 Public Opinion (Washington) 31 Mar. 610/2 The ‘opsiometer’ is a new instrument for testing the eyesight. It consists of a mahogany case with two front eyeholes, behind which are two traveling bands mounted on rollers. This entry has been updated (OED Third Edition, June 2004; most recently modified version published online June 2018). < n.1842
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