The Collaborative International Dictionary
Levigation
Levigation \Lev`i*ga"tion\ (l[e^]v`[i^]*g[=a]"sh[u^]n), n. [L. levigatio a smoothing: cf. F. l['e]vigation.] The act or operation of levigating.
Wiktionary
levigation
n. The act or operation of levigate.