erythrogenn.

/ɛˈrɪθrəʊdʒɛn/

Etymology: modern < Greek ἐρυθρο- erythro- comb. form + -gen comb. form ‘producer’.

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1. Botany. ‘A term for a variety of the supposed colouring matter of vegetables, called Chromogen, because it produces a red colour with acids’. ( New Sydenham Soc. Lexicon)

2. Chemistry. ‘A crystalline, fatty substance obtained from diseased bile; so called from the reddish or purple color of some of its compounds’ (Watts Dict. Chem. 1882).

ΚΠ

1846 J. E. Worcester Universal Dict. Eng. Lang. (citing Penny Cycl.); and in mod. Dicts.

Derivatives

eˌrythroˈgenic adj. (a) producing a sensation of redness; (b) pertaining to the production of erythrocytes; (c) causing redness of the skin.

ΚΠ

1902 Mrs. C. Ladd-Franklin in J. M. Baldwin Dict. Philos. & Psychol. II. 780/2 Colour should be used in its subjective sense,..and erythrogenic radiations should be substituted for the physical cause of colour.

1951 L. E. H. Whitby & M. Hynes Med. Bacteriol. (ed. 5) xi. 158 Only streptococci of Lancefield's Group A produce the erythrogenic toxin.

1951 G. H. Bourne Cytol. & Cell Physiol. (ed. 2) x. 432 Perhaps the most favourable material for observing the details of erythropoiesis in living tissue is provided by small explants of the presumptive erythrogenic mesoderm of an early chick blastoderm... The erythrogenic cells rapidly disintegrate into small, almost spherical primitive blood cells.

This entry has not yet been fully updated (first published 1891; most recently modified version published online September 2021).

单词	erythrogen
释义	erythrogenn. /ɛˈrɪθrəʊdʒɛn/ Etymology: modern < Greek ἐρυθρο- erythro- comb. form + -gen comb. form ‘producer’. Categories » 1. Botany. ‘A term for a variety of the supposed colouring matter of vegetables, called Chromogen, because it produces a red colour with acids’. ( New Sydenham Soc. Lexicon) 2. Chemistry. ‘A crystalline, fatty substance obtained from diseased bile; so called from the reddish or purple color of some of its compounds’ (Watts Dict. Chem. 1882). ΚΠ 1846 J. E. Worcester Universal Dict. Eng. Lang. (citing Penny Cycl.); and in mod. Dicts. Derivatives eˌrythroˈgenic adj. (a) producing a sensation of redness; (b) pertaining to the production of erythrocytes; (c) causing redness of the skin. ΚΠ 1902 Mrs. C. Ladd-Franklin in J. M. Baldwin Dict. Philos. & Psychol. II. 780/2 Colour should be used in its subjective sense,..and erythrogenic radiations should be substituted for the physical cause of colour. 1951 L. E. H. Whitby & M. Hynes Med. Bacteriol. (ed. 5) xi. 158 Only streptococci of Lancefield's Group A produce the erythrogenic toxin. 1951 G. H. Bourne Cytol. & Cell Physiol. (ed. 2) x. 432 Perhaps the most favourable material for observing the details of erythropoiesis in living tissue is provided by small explants of the presumptive erythrogenic mesoderm of an early chick blastoderm... The erythrogenic cells rapidly disintegrate into small, almost spherical primitive blood cells. This entry has not yet been fully updated (first published 1891; most recently modified version published online September 2021). < n.1846
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