1. Noun.  A large plant, not exactly defined, but typically over four meters in height, a single trunk which grows in girth with age and branches (which also grow in circumference with age).
  2. Noun.  Any plant that is reminiscent of the above but not classified as a tree in the strict botanical sense: for example the banana "tree".
  3. Noun.  An object made from a tree trunk and having multiple hooks or storage platforms.
  4. Noun.  A device used to hold or stretch a shoe open.
  5. Noun.  The structural frame of a saddle.
  6. Noun.  (graph theory) A connected graph with no cycles or, equivalently, a connected graph with ''n'' vertices and ''n''-1 edges.
  7. Noun.  (computing theory) A recursive data structure in which each node has zero or more nodes as children.
  8. Noun.  (graphical user interface) A display or listing of entries or elements such that there are primary and secondary entries shown, usually linked by drawn lines or by indenting to the right.
  9. Noun.  Any structure or construct having branches akin to (1).
  10. Noun.  The structure or wooden frame used in the construction of a saddle used in horse riding.
  11. Noun.  (context, informal) Marijuana.
  12. Verb.  (transitive) To chase (an animal or person) up a tree.

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This entry was last updated on RefTopia from its source on 3/20/2012.