Definition of "lithic" [lith•ic]

• Consisting of or relating to stone or rock. (adjective)
• Of or relating to lithium. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "A kind of lithic blogtool, predating and post-dating the stelae, the tombstone and the electronic tablet."
• "Archaeological sites such as lithic scatters, food-processing sites, rock shelters, village sites, petroglyphs, and pictographs are found in the monument."
• "Meanwhile, there is strong evidence that humans erected Stonehenge, just like humans have erected many other lithic monuments."