Formication

2 definitions found

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

  Formication \For`mi*ca"tion\, n. [L. formicatio, fr. formicare
     to creep like an ant, to feel as if ants were crawling on
     one's self, fr. formica ant: cf. F. formication.] (Med.)
     A sensation resembling that made by the creeping of ants on
     the skin. --Dunglison.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  formication
       n : hallucinated sensation that insects or snakes are crawling
           over the skin; a common side-effect of extensive use of
           cocaine or amphetamines