| acacia |
a tree that grows in tropical areas of the world, especially in parts of Africa and Australia. The branches of an acacia spread out very wide and evenly across the top. Sometimes the top of the tree looks almost flat. |
| acorn |
the fruit of an oak tree. |
| ailanthus |
a deciduous tree, originating in Asia, with fernlike leaves and clusters of greenish flowers with an offensive odor. |
| alburnum |
the soft wood between the bark and the heartwood of a tree; sapwood. |
| alder |
a tree or shrub of the birch family that grows in mostly cool, damp areas and drops its leaves every year. |
| allspice |
the aromatic berry of a West Indian tree of the myrtle family, or the tree itself. [1/2 definitions] |
| almond |
a small tree related to the cherry tree that grows in warm areas and produces seeds that can be eaten. [2/3 definitions] |
| anaconda |
any of several large nonvenomous constrictor snakes, esp. a certain South American tree snake that can grow to over twenty feet in length. |
| annual ring |
one of the rings of wood on the inside of a tree that can be seen when the tree is cut into logs. Each ring represents a year of growth. |
| apple |
the tree on which this fruit grows. [1/2 definitions] |
| apricot |
the tree that bears this fruit. [1/2 definitions] |
| araroba |
a bitter yellow medicinal powder obtained from cavities in the trunk of a Brazilian tree; Goa powder. [2 definitions] |
| arbor3 |
in botany, a tree. |
| arborvitae |
any of various evergreens having small cones and leaves of closely overlapping scales, often grown as an ornamental shrub or tree. |
| arbutus |
an evergreen tree or shrub of the heath family having broad dark green leaves and bearing clusters of pink or white flowers and small strawberrylike fruit. [1/2 definitions] |
| ash2 |
a tree that is related to the olive tree. It has seeds that look like wings and leaves of more than one part. [2 definitions] |
| ashen2 |
of or pertaining to the ash tree. [1/2 definitions] |
| aspen |
a kind of poplar tree with leaves that shake in the slightest breeze. |
| assai2 |
a small slender palm tree native to Brazil that bears edible fleshy purple fruit. [1/2 definitions] |
| avocado |
the tree that produces this fruit. [1/2 definitions] |
| balata |
a tropical American tree with dark red wood that yields a latex sap. [2 definitions] |