polychromingn.

Brit.

/ˈpɒlɪˌkrəʊmɪŋ/, U.S.

/ˈpɑliˌkroʊmɪŋ/

Origin: Formed within English, by derivation. Etymons: polychrome v., -ing suffix¹.

Etymology: < polychrome v. + -ing suffix¹ Compare earlier polychromed adj.

1. The action or process of painting or decorating with many colours. Also figurative.

ΚΠ

1899 Times 6 May 17/7 It is partly due to that indifference or ignorance of polychroming that painting generally became divorced from architecture.

1953 B. Rowland Art & Archit. India xi. 98 A final coating of lime plaster to serve as a base for polychroming and gilding.

2003 USA Today (Nexis) 18 Dec. 21 a The polychroming of culture, in which multiple ethnic and racial identities stand increasingly equal and at ease with one another.

2. Biology. The action or process of converting (a stain or dye) to a polychrome form. Now rare.

ΘΚΠ

the world > life > biology > laboratory analysis > processes > [noun] > using stains or dyes

overstaining1880

Gram stain1884

Nissl method1895

osmication1899

counterstaining1901

cytophotometry1952

polychroming1958

immunofluorescence1960

1958 J. R. Baker Princ. Biol. Microtechnique xiv. 271 No dye that does not arise spontaneously in the polychroming of methylene blue has any special virtue in Romanowsky dyeing.

1963 M. J. Lynch et al. Med. Lab. Technol. xxxv. 630/2 The polychroming involves the oxidation of the methylene blue so that methyl groups are lost and formaldehyde gas is given off.

1978 Stain Technol. 53 225 At 30° C polychroming is slow.

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

单词	polychroming
释义	polychromingn. Brit. /ˈpɒlɪˌkrəʊmɪŋ/, U.S. /ˈpɑliˌkroʊmɪŋ/ Origin: Formed within English, by derivation. Etymons: polychrome v., -ing suffix¹. Etymology: < polychrome v. + -ing suffix¹ Compare earlier polychromed adj. 1. The action or process of painting or decorating with many colours. Also figurative. ΚΠ 1899 Times 6 May 17/7 It is partly due to that indifference or ignorance of polychroming that painting generally became divorced from architecture. 1953 B. Rowland Art & Archit. India xi. 98 A final coating of lime plaster to serve as a base for polychroming and gilding. 2003 USA Today (Nexis) 18 Dec. 21 a The polychroming of culture, in which multiple ethnic and racial identities stand increasingly equal and at ease with one another. 2. Biology. The action or process of converting (a stain or dye) to a polychrome form. Now rare. ΘΚΠ the world > life > biology > laboratory analysis > processes > [noun] > using stains or dyes overstaining1880 Gram stain1884 Nissl method1895 osmication1899 counterstaining1901 cytophotometry1952 polychroming1958 immunofluorescence1960 1958 J. R. Baker Princ. Biol. Microtechnique xiv. 271 No dye that does not arise spontaneously in the polychroming of methylene blue has any special virtue in Romanowsky dyeing. 1963 M. J. Lynch et al. Med. Lab. Technol. xxxv. 630/2 The polychroming involves the oxidation of the methylene blue so that methyl groups are lost and formaldehyde gas is given off. 1978 Stain Technol. 53 225 At 30° C polychroming is slow. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1899
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