(UK, military) The Royal Observer Corps, a United Kingdom defence organisation (1925 to 1992). / Initialism of Republic of China. (all senses)

(mathematics, of a series) Initialism of region of convergence. / (statistics, radio) Initialism of receiver operating characteristic.

Alternative form of ROC (R of C)

An enormous mythical bird in Eastern legend.

(medicine, colloquial) Rocuronium.

plural of ROC

(military, nautical) Initialism of Republic Of China Ship, a warship of Taiwan, or pre-Chinese Civil War (1950) republican China (used as a ship prefix)

plural of roc

A surname.

plural of rocambole