Meaning of HYPERGOLIC in English

HYPERGOLIC

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

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.