n. species of small Indian monkey. rhesus factor, agglutinating substance present in red blood cells of most human beings and higher animals. (abbr.Rh). Rh-positive, a. having blood containing the rhesus factor. Rh-negative, a. having blood which does not contain the rhesus factor and is liable to react unfavourably to its introduction.
The emblem was added to distinguish the flag from that of Italy. The design is based on the French tricolour. The colours are those of the Mexican liberation army. Effective date: 23 November 1968.