ïï Shi'a-This group thought that the caliph should be a relative of the Prophet, and so they rejected the Umayyads' authority. Shi'a means the party of Ali, and they sought revenge for Ali's death. Even though the caliphate continued for many years, the split contributed to its decline as a political system.
Rhinorrhea or rhinorrhoea is a condition where the nasal cavity is filled with a significant amount of mucus fluid.
What is pyorrhea? Pyorrhea is an older term that used to refer to any kind of gum disease or periodontal disease. In common usage today it generally refers to an advanced stage of periodontal disease known as periodontitis. It is at this stage that the ligaments and bone that support the teeth become inflamed and infected.