mikado
Concise Oxford English Dictionary © 2008 Oxford University Press:
mikado /mɪˈkɑːdəʊ/
▶noun historical a title given to the emperor of Japan.
– origin Japanese, from mi ‘august’ + kado ‘gate’ (a transferred use of ‘gate (to the Imperial palace)’, an ancient place of audience).
'mikado' also found in these Oxford entries:

