Try Our Apps


The Best Internet Slang


[fawr-mi-key-shuh n] /ˌfɔr mɪˈkeɪ ʃən/
a tactile hallucination involving the belief that something is crawling on the body or under the skin.
Origin of formication
1700-10; < Latin (Pliny) formīcātiōn-, stem of formīcātiō a sensation that ants are crawling on one's skin, equivalent to formicā(re) to have such a sensation (verbal derivative of formīca ant) + -tiōn- -tion
Can be confused
formication, fornication. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for formication
Historical Examples
British Dictionary definitions for formication


a sensation of insects crawling on the skin; symptom of a nerve disorder
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for formication

crawling sensation as of ants on the skin, 1707, from Latin formicationem, noun of action from formicare "to crawl like ants," from formica "ant" (see Formica (n.2)).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
formication in Medicine

formication for·mi·ca·tion (fôr'mĭ-kā'shən)
An abnormal sensation as of insects running over or into the skin, associated with cocaine intoxication or disease of the spinal cord and peripheral nerves.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for formication

Few English speakers likely know this word

Word Value for formication

Scrabble Words With Friends

Nearby words for formication