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Meaning of pony engine | Babel Free

Noun CEFR B2

Definitions

  1. A small locomotive used for shunting wagons, etc.
  2. A small gasoline engine serving as an auxiliary to a diesel engine (mainly in older designs from the 1930s to 1950s), providing heat to warm it up and, when engaged with a clutch, providing cranking to start it up.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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