- hairspring
- noun Date: 1830 a slender spiraled recoil spring that regulates the motion of the balance wheel of a timepiece
New Collegiate Dictionary. 2001.
New Collegiate Dictionary. 2001.
Hairspring — Hair spring ( spr[i^]ng ), n. (Horology) The slender recoil spring which regulates the motion of the balance in a timepiece. [1913 Webster] … The Collaborative International Dictionary of English
hairspring — ► NOUN ▪ a slender flat coiled spring regulating the movement of the balance wheel in a watch … English terms dictionary
hairspring — [her′spriŋ΄] n. a very slender, spiral spring that controls the regular movement of the balance wheel in a watch or clock … English World dictionary
hairspring — /ˈhɛəsprɪŋ/ (say hairspring) noun a fine, spiralled spring in a watch or clock for regulating the balance wheel …
hairspring — /hair spring /, n. Horol. a fine, usually spiral, spring used for oscillating the balance of a timepiece. Also called balance spring. [1820 30; HAIR + SPRING] * * * … Universalium
hairspring — noun A spring, made of a coil of fine wire, that is used to regulate the movement of a balance wheel in a watch … Wiktionary
hairspring — n. delicate spring in a clock … English contemporary dictionary
hairspring — noun a slender flat coiled spring regulating the movement of the balance wheel in a watch … English new terms dictionary
hairspring — noun (C) a very small spring inside a watch that helps the watch work correctly … Longman dictionary of contemporary English
hairspring — hair•spring [[t]ˈhɛərˌsprɪŋ[/t]] n. hor a fine, usu. spiral, spring used for oscillating the balance of a timepiece • Etymology: 1820–30 … From formal English to slang