Lewis Short
pollen | pollis, ĭnis (noun N.m) : n., and , , m. and
* F [πάλη].
* Lit., fine flour, milldust, Cato, R. R. 156; 157; Plin. 13, 12, 26, § 82; 18, 9, 20, § 87; Ter. Ad. 5, 3, 60.
* Transf., fine dust of other things: piperis,Cels. 4, 4: turis,Col. 6, 30, 6; Plin. 29, 3, 11, § 39: aliquid in pollinem tundere,id. 19, 5, 29, § 91.
Charlton T. Lewis, Charles Short, A Latin Dictionary