Definition of hypergolic in English:
hypergolic
adjectiveˌhʌɪpəˈɡɒlɪkˌhīpərˈɡälik
(of a rocket propellant) igniting spontaneously on mixing with another substance.
Example sentencesExamples
- The testing of the hypergolic performance of the formulations can be achieved without gelling.
- It should be noted that pyrophoricity is a special case of a hypergolic reaction because the oxidizing agent is restricted to atmospheric oxygen.
- ‘It had hypergolic fuels aboard, which tend to be kind of corrosive,’ Matney told SPACE.com.
- Novel catalysts capable of rendering both polar and non-polar organic fuels hypergolic with rocket-grade hydrogen peroxide are disclosed.
- The Titan uses Aerojet-General LR87 and LR91 engines burning liquid hypergolic propellants that ignite spontaneously on contact.
- Other onboard power sources serve as latent explosion triggers, including batteries, other pressurized systems, fuel cells and hypergolic fuels.
- The ignition model predicts the amount of hypergolic needed for successful ignition.
Origin
1940s: from German Hypergol, probably from hyper- 'beyond' + Greek ergon 'work' + -ol.