1. noun /ˈlæpɪdəri/
2. adjective /ˈlæpɪdəri/
a) Pertaining to gems and precious stones, or the art of working them.
, 2000: The sole truth was that supplied by mathematics or by such lapidary propositions as “Whats done cannot be undone,” which was irrefutably correct. — Karen Armstrong, The Battle for God (Harper 2004, p. 71)
Wikipedia foundation.