(botany) An evergreen tree, Olea europaea, that produces olives as fruit.

A structure attached to a mast to support the top and the heel of a topmast.

(computing) (of a string) a radix tree containing all suffixes of the string

(botany) A eucalyptus tree, including trees now placed in the genera Angophora and Corymbia.

(botany) A tropical South American tree, Hevea brasiliensis, the principal source of natural rubber. / (botany) A tropical fig with broad, glossy leaves, often grown as a house plant, Ficus elastica

(botany) Either of two rare Old World deciduous trees, Sorbus domestica or Sorbus torminalis.

Alternative spelling of boottree

(botany) A tree-like yucca, Yucca brevifolia, of the southwestern United States, with spiky leaves.

A privately-owned farm where trees, usually softwoods, are grown for eventual harvest.

(graph theory) A tree consisting of only a path (the spine or stalk of the tree) and vertices directly connected to (i.e. one edge away from) that path; a tree whose vertices with a degree of at least 3 are all surrounded by at most two vertices of degree two or greater.