purpureo-|pɜːˈpjʊəriːəʊ|combining form from L. purpureus adj. purple = purple-; as purpureo-cobalt, purpureo-cobaltic adj.1857Chem. Gaz. XV. 188 The salts of purpureocobalt are often found among the direct products of the oxidation of ammoniacal solutions of cobalt.1863Watts Dict. Chem. I. 1052 Pentammonio-cobaltic Salts..may be divided into two groups, the Roseo-cobaltic salts, which have a red colour, varying from brick to rose-red, and the Purpureo-cobaltic salts, which are purple, or violet-red.Ibid., Purpureo-cobaltic chloride, Co₂Cl_3.5NH₃.

purpureo-
combining form
Etymology: Latin purpureus purple
: of a purple or purple-red color — in names of purple or purple-red coordination complexes (as of cobalt or chromium) containing five molecules of ammonia
< purpureo-cobaltic chloride [CoCl(NH₃)₅]Cl₂ >

purpureo-

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.

Prefix

purple; used to designate certain brilliant purple-red compounds of cobaltic chloride and ammonia, similar to the roseocobaltic compounds

词汇	purpureo-
词根词缀	OED Webster Wiktionary purpureo-\|pɜːˈpjʊəriːəʊ\|combining form from L. purpureus adj. purple = purple-; as *purpureo-cobalt, purpureo-cobaltic* adj.1857Chem. Gaz. XV. 188 The salts of purpureocobalt are often found among the direct products of the oxidation of ammoniacal solutions of cobalt.1863Watts Dict. Chem. I. 1052 Pentammonio-cobaltic Salts..may be divided into two groups, the Roseo-cobaltic salts, which have a red colour, varying from brick to rose-red, and the Purpureo-cobaltic salts, which are purple, or violet-red.Ibid., Purpureo-cobaltic chloride, Co₂Cl_3.5NH₃. purpureo- combining form Etymology: Latin purpureus purple : of a purple or purple-red color — in names of purple or purple-red coordination complexes (as of cobalt or chromium) containing five molecules of ammonia < purpureo-cobaltic chloride [CoCl(NH₃)₅]Cl₂ > purpureo- Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing. Prefix purple; used to designate certain brilliant purple-red compounds of cobaltic chloride and ammonia, similar to the roseocobaltic compounds
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