From WebRef.orgJump to navigationJump to search
- A large, usually roughly spherical piece of stone such as flint which was selected as a material from which to remove flakes or blades for the manufacture of stone tools and projectile points.
Source: LITHICS-Net, Glossary of Lithics Terminology
- The enlargement or swelling on roots of nitrogen-fixing plants. The nodules contain symbiotic nitrogen-fixing bacteria.
Sponsor: New ACUVUE Rebate at 1-800-GET-LENS