Phthiriasis

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Phthiriasis \Phthi*ri"a*sis\, n. [L., fr. Gr. ?, fr. ? louse.]
     (Med.)
     A disease (morbus pediculous) consisting in the excessive
     multiplication of lice on the human body.
     [1913 Webster]