As you may have noticed, above you will find words for "The name originally proposed for chemical element number 72, now called hafnium; the discoverer, Georges Urbain, conjectured it to be a rare earth element, and proposed the symbol Ct), but subsequent work demonstrated it to be a transition element, and hafnium was given the symbol Hf.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.