TOP

Definition of hairspring noun from the Oxford Advanced Learner's Dictionary

hairspring

noun
 
/ˈheəsprɪŋ/
 
/ˈhersprɪŋ/
jump to other results
  1. a very sensitive thin flat spring inside a watch
See hairspring in the Oxford Advanced American Dictionary
influence
verb
 
 
From the Word list
OPAL spoken words
Oxford Learner's Dictionaries Word of the Day