Crossword clues for hairspring
The Collaborative International Dictionary
Hairspring \Hair"spring`\ (-spr[i^]ng`), n. (Horology) The slender recoil spring which regulates the motion of the balance in a timepiece.
Wiktionary
n. A spring, made of a coil of fine wire, that is used to regulate the movement of a balance wheel in a watch.
WordNet
n. a fine spiral spring that regulates the movement of the balance wheel in a timepiece
Usage examples of "hairspring".
Leaning forward in his chair he reproduced the two white cats from behind him, put the kittens back in their box, caught the blackbird and caged it, and was carefully winding up the hairspring in the white butterfly, when again he fancied that somebody was knocking.
You see that slender hairspring of Rosium uncurl and rise, trembling and waving about like a tentacle?
Englishman examined the dial and then turned the watch over to look at the tiny gilt hairspring, beating like a heart.