n. the fruit of a euphorbiaceous shrub (Aleurites triloba), a native of some of the Pacific islands; -- socalled because, when dry, it will burn with a bright flame, and is used by the natives as a candle. The oil has many uses.n. The fruit of a euphorbiaceous tree or shrub (Aleurites moluccana), native of some of the Pacific islands. It is used by the natives as a candle, the nut kernels being strung together. The oil from the nut (candlenut oil or kekune oil) has many uses, including as a varnish.n. The tree itself (Aleurites moluccana).