levigate

lev·i·gate

vt \ˈlev-ə-ˌgāt\

lev·i·gat·edlev·i·gat·ing

Definition of LEVIGATE

: to grind to a fine smooth powder while in moist condition <by first levigating the zinc oxide with a small amount of glycerin a smooth paste is obtained—Art of Compounding>

—lev·i·ga·tion \ˌlev-ə-ˈgā-shən\ noun