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œstradiol
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œstradiol
œstradiol Biochem. (iːs-, ɛstrəˈdaɪɒl) Also (U.S.) estr-. [f. œstrane + di-2 + -ol.] The most active known naturally occurring œstrogenic hormone in mammals, C18H22(OH)2, which is formed in the ovarian follicles, controls the growth of the female sexual organs and some functions of the uterus, and i...
Oxford English Dictionary
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ethinylœstradiol
ethinylœstradiol (ˌɛθɪnɪlˌiːstrəˈdaɪɒl) Also ethinyl estradiol, œstradiol. [f. ethine + -yl + œstradiol.] A synthetic œstrogen, C20H24O2.1939 Chem. Abstr. XXXIII. 3465 (title) The action of ethinylestradiol, a derivative of follicular hormone, given by mouth. 1963 J. H. Burn Drugs, Med. & Man (ed. 2...
Oxford English Dictionary
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WO2014200305A1 - Google Patents
Cette invention concerne un procédé pour induire une ovulation artificielle et la fraie chez l'anguille d'eau douce, qui consiste à introduire une substance induisant la féminisation (par ex., 17β-œstradiol) pour induire la féminisation dans un bassin d'élevage dans lequel des reproducteurs faisant l'objet de l'ovulation artificielle sont élevés, pendant une période de temps ...
patents.google.com
mestranol
mestranol Pharm. (ˈmɛstrənɒl) [f. methyl + œstradiol + -n- + -ol.] The 3-methyl ether, C21H26O2, of ethinylœstradiol which has actions similar to, but more potent than, those of œstradiol and is used in treating disorders of menstruation, fertility, and pregnancy, and (together with a progestational...
Oxford English Dictionary
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ethynyl
ethynyl, n. Chem. (iːˈθaɪnaɪl, ˈɛθɪnɪl) Also -inyl. [f. *ethyne n. + -yl.] The radical CH{b3}C· derived from ethyne. Usu. attrib.: see also ethinylœstradiol n.1933 Chem. Abstr. XXVII. 7273/1 Ethinyl group, auxochromic effect on C6H6 . 1934 Webster, Ethynyl. 1951 A. Grollman Pharmacol. & Therapeutics...
Oxford English Dictionary
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ethisterone
ethisterone (ɛˈθɪstərəʊn) [f. ethine + testosterone.] A synthetic hormone similar to progesterone (see quots.).1947 Brit. Chem. Abstr. A iii. 224 (heading) Biological properties of ethinyl testosterone (ethisterone). Ibid., Ethisterone has the following testosterone-like effects: it causes growth of...
Oxford English Dictionary
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œstriol
œstriol Biochem. (ˈiːs-, ˈɛstrɪɒl) Also (U.S.) estr-. [f. œstrane + tri- + -ol.] An œstrogenic hormone, C18H21(OH)3, which is one of the metabolic products of œstradiol and is produced in the placenta during pregnancy.1933 N. K. Adam et al. in Nature 5 Aug. 206/1 The full chemical names of two impor...
Oxford English Dictionary
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œstrone
œstrone Biochem. (ˈiːs-, ˈɛstrəʊn) Also (U.S.) estr-. [f. œstrane + -one.] An œstrogenic hormone, C18H22O2, obtained from the urine of pregnant women and mares with actions and uses similar to those of œstradiol.1933 [see œstriol]. 1951 A. Grollman Pharmacol. & Therapeutics xxvi. 579 Several prepara...
Oxford English Dictionary
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Xenopus
Xenopus (ˈzɛnəpəs) [mod.L. (coined in Ger. by J. G. Wagler 1827, in Isis von Oken XX. 726/2), f. xeno- + Gr. πούς, πόδ- foot.] A toad of the African genus Xenopus, which has claws on its digits and which was formerly used in pregnancy testing, as it produces eggs when injected with the urine of a pr...
Oxford English Dictionary
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melphalan
melphalan, n. Pharm. (ˈmɛlfəˌlæn) [f. methyl n. + L 8 c (ii) + phenylalanine n.] A nitrogen mustard given intravenously in the treatment of myelomatosis and other neoplasms; 4-bis(2-chloroethyl)amino-l-phenylalanine, C13H18N2O2Cl2 .1960 Cancer Chemotherapy Rep. Feb. 61 Melphalan. 1962 Surgery LI. 58...
Oxford English Dictionary
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nor-
nor-, prefix Organic Chem. (nɔː(r)) [f. normal a. and n.] 1. a. Prefixed to the names of organic compounds to denote the replacement of one or (esp. in terpenes) all the (methyl) side-chains by hydrogen atoms. The use arose from the designation of a compound C8H6O5 as ‘normal opianic acid’, of which...
Oxford English Dictionary
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diole
▪ I. diol(e obs. early ff. dole, dool, grief.▪ II. diol, n. Chem. (ˈdaɪɒl) [f. the ending -diol (as in œstradiol, pregnanediol, propanediol, etc.), f. di-2 + -ol.] Any alcohol whose molecule contains two hydroxyl groups; a dihydric alcohol; = glycol n. b.1920 Chem. Abstr. XIV. 2472 (heading) The pos...
Oxford English Dictionary
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micro-crystal
micro-crystal Chem. (maɪkrəʊˈkrɪstəl) Also microcrystal. [f. micro- + crystal n.] A crystal visible only by the microscope.1886 Jrnl. R. Microsc. Soc. VI. 725 (heading) Preparing microcrystals. 1895 tr. Fock's Chem. Crystall. 42 The methods of recognizing..micro-crystals became more perfect. 1964 L....
Oxford English Dictionary
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