Formication

Origin

c. 1700, From Latin formica (ant) + -tion.

Full definition of formication

Noun

1. An abnormal skin sensation similar to that of insects crawling over or within the skin; a tactile hallucination involving such a sensation. A common side-effect of substance abuse, it can also be experienced with high fever, menopause, skin cancer, diabetic_neuropathy, or herpes zoster.

Related terms

• formic
• formic acid
• formicate