hypergolic
adjective Etymology: German Hypergol a hypergolic fuel, probably from hyper- + erg- + -ol (hydrocarbon) Date: 1947 1. igniting upon contact of components without external aid (as a spark) 2. of, relating to, or using hypergolic fuel • hypergolically adverb

New Collegiate Dictionary. 2001.

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  • hypergolic — [hī΄pər gäl′ik] adj. [< Ger hypergol, a hypergolic liquid fuel (< hyp , for HYPER + Gr ergon, work + L oleum, OIL) + IC] igniting spontaneously when mixed together, as rocket fuel and oxidizer combinations …   English World dictionary

  • hypergolic — hy•per•gol•ic [[t]ˌhaɪ pərˈgɔ lɪk, ˈgɒl ɪk[/t]] adj. chem. (esp. of rocket fuels) igniting spontaneously upon contact with a complementary substance • Etymology: 1945–50; < G Hypergol a hypergolic rocket fuel (< Gkhy(per) hyper +érg(on)work …   From formal English to slang

  • hypergolic — /huy peuhr gaw lik, gol ik/, adj. (esp. of rocket fuel propellant constituents) igniting spontaneously upon contact with a complementary substance. [1945 50; HYP(ER) + ERG + OL2 + IC] * * * …   Universalium

  • hypergolic — adjective /hʌɪpəˈɡɒlɪk/ Of fuel or propellant, igniting spontaneously on contact with an oxidiser …   Wiktionary

  • hypergolic — [ˌhʌɪpə gɒlɪk] adjective (of a rocket propellant) igniting spontaneously on mixing with another substance. Origin 1940s: from Ger. Hypergol, prob. from hyper + Gk ergon work + ol …   English new terms dictionary

  • hypergolic — hy·per·golic …   English syllables

  • hypergolic —   a. applied to rocket fuel which ignites spontaneously on contact with an oxidizing agent …   Dictionary of difficult words

  • Hypergolic —    These propellants are fuels and oxidizers that ignite on contact with each other, and need no other ignition source. The fuel is monomethyl hydrazine (MMH) and the oxidizer is nitrogen tetroxide (N2O4). Solid Solid propellants motors are the… …   The writer's dictionary of science fiction, fantasy, horror and mythology

  • hypergolic — adj. (of a rocket propellant) igniting spontaneously on contact with an oxidant etc. Etymology: G Hypergol (perh. as HYPO , ERG(1), OL) …   Useful english dictionary

  • Hypergolic propellant — A hypergolic propellant is either of the two rocket propellants used in a hypergolic rocket engine, which spontaneously ignite when they come into contact. The two propellants are usually termed the fuel and the oxidizer . Although hypergolic… …   Wikipedia

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