“porphyroxin”的英英意思

单词	porphyroxin
释义	porphyroxin, n. Chem.|pɔːfɪˈrɒksɪn| [a. F. porphyroxine (Merck 1837), f. Gr. πόρϕυρ-ος purple + -ox-, f. oxygen: see -in1.] ‘Name for a neutral crystallisable substance, composed of a mixture of alkaloids (laudanin, meconidin, etc.), obtained from opium’ (Syd. Soc. Lex. 1895). 1838R. D. Thomson in Brit. Annual 332 Porphyroxin.1854–67C. A. Harris Dict. Med. Terminol., Porphyroxin, an alkaloid, supposed to exist in Bengal opium.1872Watts Dict. Chem. VI. 956 Porphyroxine.

　

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