from The Century Dictionary.
- noun A female sovereign who is independent and absolute: a title sometimes given to a reigning empress of Russia.
from the GNU version of the Collaborative International Dictionary of English.
- noun A female sovereign who is independent and absolute; -- a title given to the empresses of Russia.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
female autocrat; especially, in historical contexts, the enlightened despot Catherine II the Great, empress and autocratrix of all the Russias (reigned 1762–1796).
Sorry, no etymologies found.
But he found that it was too late to remonstrate against what had been* done, when a strong enthusiasm in favour of Catharine was become general and she had been solemnly and almost unanimously proclaimed autocratrix or sole sovereign ruler of the empire.