saxe-coburg-gotha: the name of the royal family that ruled Great Britain from 1901-1917; the name was changed to Windsor in 1917 in response to anti-German feelings in World War I
dynasty: a sequence of powerful leaders in the same family
decalescence: phenomenon that occurs when a metal is being heated and there is a sudden slowing in the rate of temperature increase; slowing is caused by a change in the internal crystal structure of the metal