Pachy-

Pachy-, pak′i-, thick, in combination, as adjs. Pachydac′tyl, -ous, having thick digits; Pach′yderm, thick-skinned—n. one of an order of non-ruminant, hoofed mammals, thick-skinned, as the elephant:—pl. Pach′yderms, or Pachyder′mata.—adj. Pachyder′matous, thick-skinned: insensible to impressions.—n. Pachyder′mia, a form of elephantiasis in which the skin becomes thick and warty.—adj. Pachyder′moid.—ns. Pachyē′mia, a thickening of the blood—also Pachyæ′mia; Pachy′ma, a genus of fungi consisting of tuber-like growths, some of which are now referred to the genus Polyporus—also Tuckahoe, Tuckahoe truffle, or Indian bread; Pachymē′nia, a thickening of the skin.—adj. Pachymē′nic.—n. Pachym′eter, an instrument for measuring small thicknesses, as of paper.—adjs. Pach′yodont, with thick teeth; Pach′yote, with thick ears, as a bat—also n.; Pach′ypod, having thick feet; Pachyp′terous, having thick wings or fins.—ns. Pachythē′rium, a South American fossil genus of gigantic edentate mammals; Pachyt′ylus, a genus of locusts, embracing the dreaded Migratory Locust (Pachytylus migratorius). [Gr. pachys, thick.]