Found 2 items, similar to silex.
English → English (WordNet) Definition: silex silex n 1: a pure form of finely ground silica 2: a vacuum coffee maker
English → English (gcide) Definition: Silex Silex \Si"lex\, n. [L., a finit, a pebblestone.] (Min.) Silica, SiO2 as found in nature, constituting quarz, and most sands and sandstones. See Silica, and Silicic. [1913 Webster]