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more about hairspring
hairspring |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Hairspring \Hair"spring`\, n. (Horology) The slender recoil spring which regulates the motion of the balance in a timepiece. From WordNet r 1.6 [wn]: hairspring n : a fine spiral spring that regulates the movement of the balance wheel in a timepiece
more about hairspring