Moderate as in provenience The primary source of power, often located at the bottom, that drives a mechanism or device. Clear All
6 Example Sentences Showcasing the Meaning of 'Mainspring'
Students were amazed to discover the mainspring of the antique clock during their history museum visit.
As the hiker reached the summit, he felt a burst of energy, akin to a mainspring propelling him forward.
With a gentle pull of the lever, the magician revealed the hidden compartment powered by a concealed mainspring.
Environmental sustainability is the mainspring of the company's mission and practices.
As a teacher, understanding the mainspring of each student's motivation is crucial for effective instruction.
The mainspring of the novel's plot was a long-lost treasure hidden in a forgotten city.
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