lu ‧ mi ‧ na ‧ ry /ˈluːmən ə ri, ˈluːmɪn ə ri $ -neri/ BrE AmE noun ( plural luminaries ) [countable]
[ Date: 1400-1500 ; Language: French ; Origin: luminaire 'lamp' , from Latin luminaria 'window' , from lumen ; ⇨ ↑ luminous ]
someone who is very famous or highly respected for their skill at doing something or their knowledge of a particular subject:
luminaries of Parisian society