Medical Dictionary
lone star tick
noun \ˈlōn-ˈstär-\
Medical Definition of LONE STAR TICK
: an ixodid tick of the genus Amblyomma (A. americanum) of the southern, central, and eastern United States that attacks mammals and birds, is a vector of several diseases (as Rocky Mountain spotted fever and ehrlichiosis), and in which the adult female has a single white spot on the back
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