[ reg-yuh-ley-ter ]
/ ˈrɛg yəˌleɪ tər /


Nearby words

  1. regulated tenancy,
  2. regulation,
  3. regulation t,
  4. regulation u,
  5. regulative,
  6. regulator gene,
  7. regulator pin,
  8. regulatory,
  9. regulatory gene,
  10. regulatory risk

Origin of regulator

First recorded in 1645–55; regulate + -or2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for regulator

British Dictionary definitions for regulator


/ (ˈrɛɡjʊˌleɪtə) /


a person or thing that regulates
the mechanism, including the hairspring and the balance wheel, by which the speed of a timepiece is regulated
a timepiece, known to be accurate, by which others are timed and regulated
any of various mechanisms or devices, such as a governor valve, for controlling fluid flow, pressure, temperature, voltage, etc
Also called: regulator gene a gene the product of which controls the synthesis of a product from another gene
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for regulator



1650s, agent noun in Latin form from regulate. In English history, from 1680s; in American history, from 1767, applied to local posses that kept order (or disturbed it) in rural regions. As a mechanical device or clock used to set the time of other pieces, from 1758.

Online Etymology Dictionary, © 2010 Douglas Harper