Definition of vernier engine in English:

vernier engine

Syllabification: ver·nier en·gine

noun

  • another term for thruster.
    More example sentences
    • The vehicle is slightly unstable on the way up, but we have plenty of control authority from the vernier engines.
    • Flight control was achieved by vernier engines located on the strapon boosters and the core sustainer.
    • Small, single flap skirt armor connected directly to the upper legs, vernier engines stored inside being the only reason the armor had been placed there.

Origin

mid 20th century: named after P. Vernier (see vernier).

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Pronunciation: skəʊʃ
noun
a small amount; a little