episcotistern.

/ɛpɪskəˈtɪstə/

Etymology: < Greek ἐπισκοτίζειν to throw a shadow or darkness over, < ἐπί upon + σκότος darkness: see -ist suffix and -er suffix¹.

An apparatus for admitting light into a darkened room by means of adjustable discs.

ΘΚΠ

the world > matter > light > artificial light > an artificial light > [noun] > other specific artificial lights

waterball1665

water globe1696

episcotister1905

1905 E. B. Titchener Exper. Psychol. II. 80 The episcotister is placed as close as possible to the screen.

1939 Brit. Jrnl. Psychol. Oct. 140 Adjustment of the variable episcotister aperture.

This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018).

单词	episcotister
释义	episcotistern. /ɛpɪskəˈtɪstə/ Etymology: < Greek ἐπισκοτίζειν to throw a shadow or darkness over, < ἐπί upon + σκότος darkness: see -ist suffix and -er suffix¹. An apparatus for admitting light into a darkened room by means of adjustable discs. ΘΚΠ the world > matter > light > artificial light > an artificial light > [noun] > other specific artificial lights waterball1665 water globe1696 episcotister1905 1905 E. B. Titchener Exper. Psychol. II. 80 The episcotister is placed as close as possible to the screen. 1939 Brit. Jrnl. Psychol. Oct. 140 Adjustment of the variable episcotister aperture. This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018). < n.1905
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