thulia

[thoo-lee-uh]

noun

Chemistry.

1. a dense, greenish-white powder, TmO 3 , that on gentle heating exhibits a reddish incandescence: used in the manufacture of thulium metal.

Word History and Origins

Origin of thulia¹

First recorded in 1885–90; thuli(um) + -a ⁴

Example Sentences

In regard to grafting, which seems to have been well understood in his day, he says, that he had seen near Thuliæ a tree bearing all manner of fruits, nuts and berries, figs and grapes, pears and pomegranates; no kind of apple or other fruit that was not to be found on this tree.

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Cleve, Lecoq de Boisbaudran and others into erbia, holmia, thulia and dysprosia, but it is still doubtful whether any one of these four splitting products is a single substance.

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Mosander’s erbia has been shown to contain various other oxides—thulia, holmia, &c.—but this has not yet been perfectly worked out.

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