Expert as in fountain A component, typically found in devices such as clocks or watches, that serves as the primary source of power, as in a fountain. Clear All
3 Example Sentences Showcasing the Meaning of 'Mainspring'
The engineer designed a new mainspring mechanism to enhance the efficiency of the mechanical device.
The skilled artisan delicately repaired the mainspring of the intricate music box to restore its melodic charm.
The experienced technician replaced the worn-out mainspring in the grandfather clock to keep it ticking accurately.
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