The slope or angle to which the cutting edge of a tool, as a plane, is ground.
- An Old World aromatic annual herb (Ocimum basilicum) in the mint family, cultivated for its leaves. Also called sweet basil.
- The leaves of this plant used as a seasoning.
- Any of various plants in the genus Ocimum, native to warm regions, having aromatic foliage and terminal clusters of small, usually white flowers.