What does African tick typhus mean?

African tick typhus meaning in Medical Dictionary

one of many tick-borne rickettsial conditions of the east hemisphere, similar to Rocky Mountain spotted fever, but less severe, with fever, a tiny ulcer (tache noire) in the web site of this tick bite, inflamed glands nearby (satellite lymphadenopathy), and a purple raised (maculopapular) rash. In Addition known as fievre boutonneuse.