33 entries under idiom topic. ×

3
locomotive engine(noun, expression)
3
railway locomotive(noun, expression)
3
steam engine(noun, expression)
2
air engine(expression, instrument)
1
adding machine(expression, numeration)
1
calculating machine(expression, numeration)
1
caloric engine(expression, instrument)
1
cant hook(expression, impulse)
1
cash register(expression, numeration)
1
gas turbine engine
1
heat engine(expression, instrument)
1
hook and ladder(expression, insulation, fire extinction)
1
impulse duct engine
1
internal combustion engine(noun, expression, generator)
1
labor in vain(expression, waste)
1
messenger balloon(expression, experiment)
1
sledge hammer(expression, impulse)
1
slide rule(expression, numeration)
1
tank engine
1
trial balloon(expression, experiment)
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APASmart Define. (2016). engine thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/engine/thesaurus/synonyms
ChicagoSmart Define. 2016. "engine thesaurus" https://smartdefine.org/engine/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, engine thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/engine/thesaurus/synonyms>.
MLASmart Define. "engine thesaurus" 1 February 2016. Web. 20 September 2026. <https://smartdefine.org/engine/thesaurus/synonyms>