Definitions for hairspringˈhɛərˌsprɪŋ
This page provides all possible meanings and translations of the word hairspring
Random House Webster's College Dictionary
a fine, usu. spiral, spring used for oscillating the balance of a timepiece.
Origin of hairspring:
a fine spiral spring that regulates the movement of the balance wheel in a timepiece
A spring, made of a coil of fine wire, that is used to regulate the movement of a balance wheel in a watch.
the slender recoil spring which regulates the motion of the balance in a timepiece
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