lapideous (adj.) Look up lapideous at Dictionary.com
"stony," 1640s, from Latin lapideus, from lapid-, stem of lapis "a stone, pebble," from Proto-Italic *laped-, which de Vaan writes is "Probably a Mediterranean loanword," with cognates in Greek: lepas "bare rock, mountain," lepas "limpet," lepades "molluscs which stick to rocks."