Definition of rotular in US English:

rotular

adjective

  • 1Of a document: of the nature of or having the form of a roll.

  • 2Chiefly Zoology and Palaeontology. Of or relating to the rotula (patella) or (more generally) the knee; patellar.

Origin

Late 17th century; earliest use found in Anthony Wood (1632–1695), antiquary. From rotula and its etymon classical Latin rotula + -ar.