aristocracy has definitions from the field of sociology
1
[ noun ] (sociology) a privileged class holding hereditary titles

Synonyms

nobility

Used in print

(Guy Endore, Voltaire! Voltaire!...)

Seeing him in that condition , and about to enter the hall where the King , the Queen , the whole royal_family and all the members of the highest aristocracy would be present , Grimm and the Abbe_Raynal and_others tried to stop him .

2
[ noun ] (sociology) the most powerful members of a society

Synonyms

gentry

Used in print

(Arlin Turner, "William Faulkner, Southern Novelist"...)

The planter aristocracy has appeared in literature at_least since John_Pendleton_Kennedy published Swallow-Barn in 1832 and in his genial portrait of Frank_Meriwether presiding over his plantation dominion initiated the most persistent tradition of Southern literature .

Related terms

upper_class landed_gentry

*