- a blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia
同義詞：rhesus factor, Rh factor
- a white hard metallic element that is one of the platinum group and is found in platinum ores; used in alloys with platinum
同義詞：rhodium, atomic number 45
- any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone
同義詞：releasing hormone, releasing factor, hypothalamic releasing hormone, hypothalamic releasing factor