mainspring 1
noundomain: artefact
Princeton WordNet [ver.3.1]
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EnglishDefinition
the most important spring in a mechanical device (especially a clock or watch); as it uncoils it drives the mechanism
Hypernym
spring 2
noun
a metal elastic device that returns to its shape or position when pushed or pulled or pressed
Part_meronym
clockwork 1
noun
any mechanism of geared wheels that is driven by a coiled spring; resembles the works of a mechanical clock
EnglishPart_holonym
clockwork 1
noun
any mechanism of geared wheels that is driven by a coiled spring; resembles the works of a mechanical clock
