Electronics. a circuit that produces an alternating output current of a certain frequency determined by the characteristics of the circuit components.
a device or machine producing oscillations.
a person or thing that oscillates.

Origin of oscillator

1825–35; < New Latin, equivalent to Latin oscillā(re) to swing (see oscillate) + -tor -tor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oscillator

Historical Examples of oscillator

British Dictionary definitions for oscillator



a circuit or instrument for producing an alternating current or voltage of a required frequency
any instrument for producing oscillations
a person or thing that oscillates
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 oscillator

agent noun in Latin form from oscillate; 1835 of persons, 1889 in reference to electric currents.

Online Etymology Dictionary, © 2010 Douglas Harper