1. A stone or rock, especially one used in ancient times for tools, weapons, or monuments.
Usage: Often used in scientific and archaeological contexts.; From Greek origin, meaning 'stone'.
2. In geology and paleontology, a fossilized organism or stone containing fossils.
Usage: Technical/scientific usage.

Examples

• The museum displayed ancient lithos used by early humans for hunting.
• Archaeologists discovered lithos from the Stone Age at the excavation site.
• The term lithos appears frequently in geological studies of rock formations.
• Lithos found in the riverbed revealed the area's prehistoric history.