RotaRoman Catholic Church A tribunal of prelates that serves as an ecclesiastical court.
[Latin, wheel; see ret- in Indo-European roots.]
Ro·ta (rō'tə, -tä) An island of the western Pacific Ocean in the southern Mariana Islands north of Guam. The Japanese used it as a base for their attack on Guam on December 8-11, 1941. Rota remained in Japanese hands until the end of the war. Ro'ta·nese' (-nēz', -nēs') adj. & n.
c.1300, in phrase bi rote "by heart," of uncertain origin, sometimes said to be connected with O.Fr. rote "route" (see route), or from L. rota "wheel" (see rotary), but O.E.D. calls both suggestions groundless.