Path. [ad. L. formīcātiōn-em, n. of action f. formīcāre (see FORMICANT).] An abnormal sensation as of ants creeping over the skin.
1707. Floyer, Physic. Pulse-Watch, 313. I reckon the salt Cacochymia; this is the salt and bitterish State of Humours in the Scorbutic, which produces putrid Gums, pains in the Limbs, Formications, Lassitudes, [etc.].
1844. Hecker, Epid. Middle Ages, 279. Many patients experienced at the commencement a disagreeable creeping sensation or formication on their hands and feet, which passed into pricking pains, and an exceedingly painful sensation under the nails.
1861. Wynter, Soc. Bees, 457. Figs produced formication of the palate and fauces.