Webster's Revised Unabridged Dictionary · 1913

Formicate

Formicate , adjective

[Latin formica an ant.]

(Zoology) Resembling, or pertaining to, an ant or ants.

Formicate (fôr"mi*kāt) , intransitive verb

[See Formication.]

To creep or crawl like ants; swarm with, or as with, ants.
An open space which formicated with peasantry. — Lowell