carob

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. An eastern Mediterranean evergreen tree (Ceratonia siliqua) in the pea family, having pinnately compound leaves and large, dark, leathery pods.
2. n. The pod of this plant, containing a sweet edible pulp and seeds that yield a gum used as a stabilizer in food products. Also called algarroba.
3. n. An edible powder or flour made from the ground seeds and pods of this plant, often used as a substitute for chocolate.

Century Dictionary and Cyclopedia

1. n. The common English name of the plant Ceratonia Siliqua. See Ceratonia.

Wiktionary

1. n. An evergreen shrub or tree, Ceratonia siliqua, native to the Mediterranean region.
2. n. The fruit of that tree.
3. n. A sweet chocolate-like confection made with the pulp of the fruit.

GNU Webster's 1913

1. n. (Bot.) An evergreen leguminous tree (Ceratania Siliqua) found in the countries bordering the Mediterranean; the St. John's bread; -- called also carob tree.
2. n. One of the long, sweet, succulent, pods of the carob tree, which are used as food for animals and sometimes eaten by man; -- called also St. John's bread, carob bean, and algaroba bean.

WordNet 3.0

1. n. long pod containing small beans and sweetish edible pulp; used as animal feed and source of a chocolate substitute
2. n. powder from the ground seeds and pods of the carob tree; used as a chocolate substitute
3. n. evergreen Mediterranean tree with edible pods; the biblical carob