1, The full form of Rh is Rhesus factor. It’s used on Medical ,Anatomy & Physiology in Worldwide

Rhesus (Rh) factor is a protein called an antigen that is found on the surface of red blood cells. An antigen is any substance that the body considers “foreign” and thus stimulates the body to produce antibodies against it. Those with Rh factor are Rh positive, while those without are Rh negative. The name Rhesus is from Rhesus monkeys, in whose blood this antigen was first found.

2, The full form of Rh is Rhodium. It’s used on Academic & Science ,Chemistry in Worldwide

Rhodium (symbol: Rh) is a chemical element with atomic number 45. Rhodium was discovered in 1803 by William Hyde Wollaston when examining a platinum ore. The name originates from the Greek word “rhodon”, meaning “rose” because its salts give a rosy solution.