1. a colorless liquid hydrocarbon used as a high-octane fuel additive and in aviation gasoline
Usage: chemistry; technical

Examples

• Triptane was developed as a high-performance aviation fuel during World War II.
• The octane rating of gasoline can be improved by adding triptane.
• Chemists synthesized triptane to meet the demands for better aircraft fuel.
• Triptane has the molecular formula C7H16 and is highly branched.
• The aviation industry relied on triptane for high-altitude flight performance.