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/ˈpʌmpˌd͡ʒæk/ · noun
(US) The ground-based drive for a submerged pump in an oil borehole..
Use pumpjack when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Pumpjack means (US) The ground-based drive for a submerged pump in an oil borehole..
Common synonyms include nodding donkey.
The opposite depends on the specific sense.
Use pumpjack where its definition matches the intended context.
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