lightshaden.
/ˈlʌɪtʃeɪd/, U.S. /ˈlaɪtˌʃeɪd/ 1. A visor or covering worn to protect the eyes from bright light; cf. shade n. 11e. rare.In quot. 1799 perhaps not a fixed collocation; earlier editions of the catalogue give the reading light green shades and green-light shades.
ΘΚΠ
the world > physical sensation > sight and vision > optical instruments > instruments for protecting the sight > [noun] > shade
eyeshade1749
lightshade1799
shade1801
opaque1900
1799 Catal. Optical, Math. & Philos. Instruments (W. & S. Jones) 1 New green light shades for the eyes.
1847 K. Thomson Mem. Viscountess Sundon I. xiii. 312 The Duchess, in a letter,..had complained of failing eyesight, which led her correspondent to forward her a light-shade, such as was used by her Royal mistress.
1941 Purple Parrot (Northwestern Univ.) Mar. 17/2 A man wearing a green light shade came in with long galley proofs.
2. A decorative covering that is placed around an electric light to diffuse or direct illumination.Typically used of coverings for ceiling-mounted lights rather than lamps; cf. lampshade n.
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the world > matter > light > artificial light > an artificial light > [noun] > lamp > shade for
shade1780
globe1796
moonshade1830
abat-jour1844
lampshade1850
bell-shade1890
lightshade1912
1912 F. A. Dearborn tr. Y. Prost Saving Pride 206 Monsieur Elder was seated a little away from the lamp, his head in the shadow of the light-shade and I could distinguish only his white shirt front.
1970 S. Naipaul Fireflies (1983) vii. 348 Mrs. Lutchman was cleaning the bowl-shaped lightshade which she had unhooked from the ceiling and was now polishing with a cloth.
2001 A. Burns No Bones (2002) 285 The overhead light was on and it was covered by a cosy, homey lightshade.
This entry has been updated (OED Third Edition, December 2021).
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n.1799