[relapsing fever] n (1849): a variable acute epidemic disease that is marked by recurring high fever usu. lasting 3 to
7. days and is caused by a spirochete (genus Borrelia) transmitted by the bites of lice and ticks
[relapsing fever] n (1849): a variable acute epidemic disease that is marked by recurring high fever usu. lasting 3 to
7. days and is caused by a spirochete (genus Borrelia) transmitted by the bites of lice and ticks
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012