The Collaborative International Dictionary
Chiliarchy
Chiliarchy \Chil"i*arch`y\, n. [Gr. ?.]
A body consisting of a thousand men.
--Mitford.
Wiktionary
chiliarchy
n. A group of a thousand people.
Usage examples of "chiliarchy".
When the 1st Airborne Chiliarchy was pulled back into reserve after the fall of Milan, the promotion was confirmed.
Next step up fo' you is a Chiliarchy or Legion command, and yo' do not get it without rotation back to the Citizen Force.