bilimbi

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. An evergreen tree (Averrhoa bilimbi) native to tropical Asia and grown for its edible fruits.
2. n. The small, sour, greenish or yellowish cucumber-shaped fruit of this tree, eaten as a pickle or used in relishes and various dishes.

Century Dictionary and Cyclopedia

1. n. The native name of the fruit of an East Indian tree-sorrel, Averrhoa Bilimbi. It is very acid, but is much esteemed when made into syrup, candied, or pickled. See Averrhoa.

Wiktionary

1. n. A tree, Averrhoa bilimbi, related to the carambola.
2. n. The fruit of the tree.

GNU Webster's 1913

1. n. The berries of two East Indian species of Averrhoa, of the Oxalideæ or Sorrel family. They are very acid, and highly esteemed when preserved or pickled. The juice is used as a remedy for skin diseases.

WordNet 3.0

1. n. East Indian evergreen tree bearing very acid fruit