/ol"iv/ , n.
1. an evergreen tree, Olea europaea, of Mediterranean and other warm regions, cultivated chiefly for its fruit. Cf. olive family .
2. the fruit of this tree, a small oval drupe, eaten as a relish and used as a source of oil.
3. Also called olive wood . the wood of this tree, valued for ornamental work.
4. the foliage of this tree.
5. a wreath of it.
6. any of various related or similar trees.
7. See olive branch .
8. the ocher green or dull yellow green of the unripe olive fruit.
adj.
9. of, pertaining to, or made of olives, their foliage, or their fruit.
10. of the color olive.
11. tinged with this color: an olive complexion.
[ 1150-1200; ME oliva, by-form of olea elaíwa olive, olive tree; cf. OIL, OLEACEOUS ]