gu

n.; pl. Guachos /plu> [ Spanish American. ] 1. One of the mixed-blood (Spanish-Indian) inhabitants of the pampas of South America; a mestizo. [ 1913 Webster ]

2. An Indian who serves as a messenger. [ 1913 Webster ]

n. [ Sp. ] (Bot.) (a) A plant (Aristolochia anguicida) of Carthagena, used as an antidote to serpent bites. Lindley. (b) The Mikania Guaco, of Brazil, used for the same purpose. [ 1913 Webster ]

n. 1. a mountainous island; the largest of the Solomon Islands in the independent state that is a member of the British Commonwealth. [ WordNet 1.5 ]

2. A battle in World War II in the Pacific (1942-1943), in which American forces invaded the island of Guadalcanal, then occupied by Japanese forces; the island was recaptured by American forces after heavy fighting.
Syn. -- battle of Guadalcanal. [ WordNet 1.5 ]

a. [ See Guaiacum. ] Pertaining to, or resembling, guaiacum. -- n. Guaiacum. [ 1913 Webster ]

n. [ Guaiacum + -ol. ] (Chem.) A colorless liquid, C7H8O2, with a peculiar odor. It is the methyl ether of pyrocatechin, and is obtained by distilling guaiacum from wood-tar creosote, and in other ways. It has been used in the past for treating pulmonary tuberculosis. [ Webster 1913 Suppl. ]

n. [ NL., fr. Sp. guayaco, from native name in Haiti. ] 1. (Bot.) A genus of small, crooked trees, growing in tropical America. [ 1913 Webster ]

2. The heart wood or the resin of the Guaiacum officinale or lignum-vitæ, a large tree of the West Indies and Central America. It is much used in medicine. [ Written also guaiac. ] [ 1913 Webster ]

prop. n. a great waterfall on the Brazil-Paraguay border.
Syn. -- Sete Quedas, Guaira Falls. [ WordNet 1.5 ]

n. A tropical tree of Central America and the West Indies and Puerto Rico (Inga laurina) having spikes of white flowers; it is used as shade for coffee plantations.
Syn. -- Inga laurina. [ WordNet 1.5 ]