What is the Latin word for flint?

The usual Latin words for “flint” are silex, siliceus. The right choice depends on the sense; see the distinctions below.

English → Latin

“flint” in Latin

silexpebble, stone, flint; rock, crag; lava siliceusmade of flint

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

flint

silex: lapis silex: lapis siliceus; saxum silex; saxum siliceum: of or made of a flint, siliceus. FIG., His heart is as hard as a flint, habet silices pectus ejus (Ov., Trist., 3, 11, 4); stat ei in corde silex (Tib., 1, 1, 64).

Quick answer

What is the Latin word for flint?: The usual Latin words for “flint” are silex, siliceus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.