HAIRSPRING


Meaning of HAIRSPRING in English

transcription, транскрипция: [ -ˌspriŋ ]

noun

Date: 1830

: a slender spiraled recoil spring that regulates the motion of the balance wheel of a timepiece

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.