The Collaborative International Dictionary
Pumicate
Pumicate \Pu"mi*cate\, v. t. [imp. & p. p. Pumicated; p. pr. & vb. n. Pumicating.] [L. pumicatus, p. p. of pumicare to pumicate, fr. pumex. See Pumice.] To make smooth with pumice. [R.]
Wiktionary
pumicate
vb. (context transitive English) To make smooth with pumice.