Definition of porphyroxine in English:

porphyroxine

(also porphyroxin)

noun ˌpɔːfɪˈrɒksiːn

Chemistry

A pentacyclic phenolic alkaloid, C₂₀H₂₁NO₆, originally derived in an impure state from opium and present in various species of poppy.

Origin

Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Porphyroxin from ancient Greek πορϕύρα purple + oxy- + -in; so called because it gives a red colour when heated with dilute mineral acid.

Definition of porphyroxine in US English:

porphyroxine

(also porphyroxin)

nounˌpɔːfɪˈrɒksiːn

Chemistry

A pentacyclic phenolic alkaloid, C₂₀H₂₁NO₆, originally derived in an impure state from opium and present in various species of poppy.

Origin

Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Porphyroxin from ancient Greek πορϕύρα purple + oxy- + -in; so called because it gives a red colour when heated with dilute mineral acid.

词汇	porphyroxine
释义	Definition of porphyroxine in English: porphyroxine (also porphyroxin) noun ˌpɔːfɪˈrɒksiːn Chemistry A pentacyclic phenolic alkaloid, C₂₀H₂₁NO₆, originally derived in an impure state from opium and present in various species of poppy. Origin Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Porphyroxin from ancient Greek πορϕύρα purple + oxy- + -in; so called because it gives a red colour when heated with dilute mineral acid. Definition of porphyroxine in US English: porphyroxine (also porphyroxin) nounˌpɔːfɪˈrɒksiːn Chemistry A pentacyclic phenolic alkaloid, C₂₀H₂₁NO₆, originally derived in an impure state from opium and present in various species of poppy. Origin Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Porphyroxin from ancient Greek πορϕύρα purple + oxy- + -in; so called because it gives a red colour when heated with dilute mineral acid.
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