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hairspring
hair·spring
/
ˈhɛərˌsprɪŋ
/
Show Spelled
[
hair
-spring
]
Show IPA
noun
Horology
.
a fine, usually spiral,
spring
used for oscillating the balance of a timepiece.
Also called
balance spring
.
Origin:
1820–30;
hair
+
spring
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
|
Link To
hairspring
Collins
World English Dictionary
hairspring
(ˈhɛəˌsprɪŋ)
—
n
horology
a very fine spiral spring in some timepieces, which, in combination with the balance wheel, controls the timekeeping
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
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00:10
Hairspring
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a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a scrap or morsel of food left at a meal.
a fool or simpleton; ninny.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
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