[grahn too-riz-moh uh-moh-luh-gey-toh, -gah-toh; It. grahn too-ree-zmaw aw-maw-law-gah-taw] 
| (of an automobile) certified as conforming to the specifications, as fuel capacity and engine displacement, for a class of standard automobiles (Gran Turismo) qualified to engage in various types of competitions. Abbreviation: GTO |
