dominium

noun

1. (countable, uncountable)The ownership of a thing.
2. (countable, uncountable)The highest category in the classification of organisms, ranking above regnum.

   “The MC was composed of agents from different separated Dominium like Bacteria (Lactobacillum) and Eukaria (yeast).”

   “Extremophilic organisms may be located in all the three dominia and include prokaryotic and Eukaryotic cells.”

   “Several aerobic and anaerobic, thermophilic, microorganisms belonging to the Eubacteria and Archaea dominia were isolated from thermal springs of the Eolian Islands.”

3. (countable, uncountable)Political unit

   “However, this does not mean that these are the only types of kingdoms, nor that only kingdoms are dominiums.”

   “The Indian Sub-continent was partitioned in August 1947 to create two independent, sovereign dominiums, India and Pakistan.”