prestant
/ˈprɛst(ə)nt/(also praestant) Music
noun
A rank of open flue pipes on the organ, of 4-foot, 8-foot, or 16-foot pitch, corresponding to the principal or open diapason stop on English organs.
Origin
Mid 19th century. From French prestant from classical Latin praestant-, praestāns (adjective) outstanding, excellent, use as adjective of present participle of praestāre to excel. Compare Dutch prestant, German Praestant.