n. [ Of Malayan origin; kāyu tree + pūtih white. ] (Med.) A highly stimulating volatile inflammable oil, distilled from the leaves of an East Indian tree (Melaleuca cajuputi, etc.) It is greenish in color and has a camphoraceous odor and pungent taste. [ 1913 Webster ]

n. (Chem.) A colorless or greenish oil extracted from cajuput. [ 1913 Webster ]