Pointoliten.

Brit.

/ˈpɔɪntəlʌɪt/, U.S.

/ˈpɔɪn(t)əˌlaɪt/

Forms: also with lower-case initial.

Origin: Formed within English, by compounding. Etymons: point n.¹, o' , of prep., lite n.⁵

Etymology: < point n.¹ + o', variant of of prep. + lite n.⁵The lamp was apparently developed in 1913 and the patent published in 1915, but the name is apparently not recorded earlier than quot. 1916.

A type of arc lamp designed to give a small but bright source of light (esp. for use in projection equipment), the illumination being provided by the incandescence of a small knob of tungsten.A proprietary name in the United Kingdom.

ΘΚΠ

the world > matter > light > artificial light > an artificial light > artificial light defined by light-source > electric light > [noun] > arc light > types of

Jablochkoff1877

Pointolite1916

klieg1925

1916 Illuminating Engineer 9 32/1 A very interesting new form of lamp for projection purposes..has just been brought out by the Edison and Swan United Electric Light Co., Ltd. The ‘Pointolite’ lamp is in reality an arc within a sealed bulb.

1964 M. Hynes Med. Bacteriol. (ed. 8) v. 57 A good illumination of sufficient intensity is essential. This is given by an arc-light or a ‘pointolite’ lamp.

1970 Times 29 Sept. 23 His [sc. Stanley Mullard's] first big breakthrough came in 1915 when he produced the Pointolite arc lamp which is used in projection apparatus.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	pointolite
释义	Pointoliten. Brit. /ˈpɔɪntəlʌɪt/, U.S. /ˈpɔɪn(t)əˌlaɪt/ Forms: also with lower-case initial. Origin: Formed within English, by compounding. Etymons: point n.¹, o' , of prep., lite n.⁵ Etymology: < point n.¹ + o', variant of of prep. + lite n.⁵The lamp was apparently developed in 1913 and the patent published in 1915, but the name is apparently not recorded earlier than quot. 1916. A type of arc lamp designed to give a small but bright source of light (esp. for use in projection equipment), the illumination being provided by the incandescence of a small knob of tungsten.A proprietary name in the United Kingdom. ΘΚΠ the world > matter > light > artificial light > an artificial light > artificial light defined by light-source > electric light > [noun] > arc light > types of Jablochkoff1877 Pointolite1916 klieg1925 1916 Illuminating Engineer 9 32/1 A very interesting new form of lamp for projection purposes..has just been brought out by the Edison and Swan United Electric Light Co., Ltd. The ‘Pointolite’ lamp is in reality an arc within a sealed bulb. 1964 M. Hynes Med. Bacteriol. (ed. 8) v. 57 A good illumination of sufficient intensity is essential. This is given by an arc-light or a ‘pointolite’ lamp. 1970 Times 29 Sept. 23 His [sc. Stanley Mullard's] first big breakthrough came in 1915 when he produced the Pointolite arc lamp which is used in projection apparatus. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1916
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