roentgenoscopy

noun

roent·​gen·​os·​co·​py ˌrent-gən-ˈäs-kə-pē  ˌrənt- 

-jən-; ˌren-chən-,

ˌrən-

plural roentgenoscopies

: observation or examination by means of a fluoroscope : fluoroscopy

roentgenoscopic

-ə-ˈskäp-ik 

adjective