- (especially of rocket-fuel propellant constituents) igniting spontaneously upon contact with a complementary substance.
Origin of hypergolic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (of a rocket fuel) able to ignite spontaneously on contact with an oxidizer
C20: from German Hypergol (perhaps from hyp (er-) + erg 1 + -ol ²) + -ic
- Relating to or using a rocket propellant consisting of liquid fuel and an oxidizer that ignite spontaneously on contact.
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