wolfram noun. ['wʊlfrǝm] M18.
[German, perh. an old miners' word, from Wolf WOLF noun + Rahm cream or Middle High German rām soot. Presumably orig. a pejorative term, with ref. to the ore's inferiority compared to the tin with which it occurred. Cf. COBALT, NICKEL noun & adjective.]
1. Mineralogy. = wolframite. M18.

2. The metal tungsten. M19.

■ wolframate noun = TUNGSTATE M19.

■ wol'framic adjective = TUNGSTIC M19.

■ wolframite noun (Mineralogy) a monoclinic tungstate of iron and manganese, which occurs as black to brown crystals, blades, granules and masses, and is the chief ore of tungsten M19.

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