equites
Concise Oxford English Dictionary © 2008 Oxford University Press:
equites /ˈɛkwɪteɪz/
▶plural noun (sing. eques) (in ancient Rome) a class of citizens originally forming the cavalry of the Roman army, who later came to acquire considerable wealth and political importance.
– origin L., pl. of eques ‘horseman’.
'equites' also found in these Oxford entries:

