/gut"euh perr"cheuh/ , n.
1. the milky juice, nearly white when pure, of various Malaysian trees of the sapodilla family, esp. Palaquium gutta.
2. the tough, rubberlike gum made from this and used as a dental cement, in the manufacture of golf balls, for insulating electric wires, etc.
[ 1835-45; gatah (sp. getah ) tree sap + perca rag, strip of cloth; perh. so called from the appearance of the sap (Malay getah taban ) in its marketed form ]