Dictionary

Fast growing function based on Kruskal's tree theorem.

A perennial woody plant, not exactly defined, but differentiated from a shrub by its larger size (typically over a few meters in height) or growth habit, usually having a single (or few) main axis or trunk unbranched for some distance above the ground and a head of branches and foliage.

Example: Birds have a nest in a tree in the garden.

Any plant that is reminiscent of the above but not classified as a tree (in any botanical sense).

Example: the banana tree

An object made from a tree trunk and having multiple hooks or storage platforms.

Example: He had the choice of buying a scratching post or a cat tree.

A device used to hold or stretch a shoe open.

Example: He put a shoe tree in each of his shoes.

To chase (an animal or person) up a tree.

Example: The dog treed the cat.

To place in a tree.

Example: Black bears can tree their cubs for protection, but grizzly bears cannot.

To place upon a tree; to fit with a tree; to stretch upon a tree.

Example: to tree a boot

To take refuge in a tree.