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单词 erythroscope
释义

> as lemmas

erythroscope
erythroscope n.
Brit. /ᵻˈrɪθrə(ʊ)skəʊp/
,
U.S. /əˈrɪθrəˌskoʊp/
,
/iˈrɪθrəˌskoʊp/
,
/ᵻˈriθrəˌskoʊp/
an optical contrivance, by which the green of foliage is caused to appear red, while all other green objects retain their natural hue (see quot.). [After German Erythroskop (1862 or earlier).]
ΚΠ
1876 S. Kens. Museum Catal. No. 3700 Erythroscope.
1879 O. N. Rood Mod. Chromatics vii. 83 Simler has constructed a simple..apparatus, based on the singular property which living leaves have of reflecting abundantly the extreme red rays of the spectrum: it is called an erythroscope.
extracted from erythro-comb. form
<
as lemmas
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更新时间:2024/9/20 16:57:41