Latin word rotundandus comes from Latin rotundus, and later Latin rotundo (I round off (make round).)

Detailed word origin of rotundandus

Dictionary entry	Language	Definition
rotundus	Latin (lat)	(figuratively) rounded, perfect. (figuratively, of speech) polished, elegant. (substantive) A sphere. Round, circular. Spherical, rotund.
rotundo	Latin (lat)	I round off (make round).
rotundandus	Latin (lat)

Words with the same origin as rotundandus