[Rocky Mountain spotted fever] n (1905): an acute disease that is characterized by chills, fever, prostration, pains in muscles and joints, and a red to purple eruption and that is caused by a rickettsia (Rickettsia rickettii) usu. transmitted by an ixodid tick and esp. either the American dog tick or a wood tick (Dermacentor andersoni)
ROCKY MOUNTAIN SPOTTED FEVER
Meaning of ROCKY MOUNTAIN SPOTTED FEVER in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012