hypergolic
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English
Etymology
From Ancient Greek ὑπέρ (hupér) + ἔργον (érgon, “work”) + -ol + -ic, after the model of German Hypergol and hypergolisch. Equivalent to hypergol + -ic.
Pronunciation
Adjective
hypergolic (not comparable)
- (chemistry, aeronautics, of a reactant, fuel, or propellant) Igniting spontaneously upon contact with an oxidizer.
- 2016, Pasquale M. Sforza, Theory of Aerospace Propulsion, 2nd ed., Elsevier (Butterworth-Heinemann), page 565:
- Although the LF2-LH2 cryogenic combination is hypergolic, the toxicity of the fuel and the products of combustion have made the use of this system impractical. In general, the commonly used hypergolic propellants are considered conventionally storable, that is, they do not need special refrigeration equipment to keep them liquid.
- 2016, Pasquale M. Sforza, Theory of Aerospace Propulsion, 2nd ed., Elsevier (Butterworth-Heinemann), page 565:
- (chemistry, aeronautics, of a reaction) Involving such a hypergolic agent.
- 1994, Stephen K. Hall, Chemical Safety in the Laboratory, CRC Press, page 65:
- The chemical reaction range of hypergolic mixtures varies from slow and barely visible to an instantaneous and highly visible explosive force.
Derived terms
Translations
igniting spontaneously on contact with an oxidiser
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Noun
hypergolic (countable and uncountable, plural hypergolics)
- A hypergolic propellant; a hypergol.