[see-kwuh n-ser]
  1. a device for the automatic determination or regulation of a sequence.
  2. Biochemistry. a device that can sequence nucleic acids or protein.
  3. an electronic device or software program that digitally stores sound for modification and playback through a synthesizer.

Origin of sequencer

First recorded in 1970–75; sequence + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sequencer

Historical Examples of sequencer

British Dictionary definitions for sequencer


  1. an electronic device that determines the order in which a number of operations occur
  2. an electronic device that sorts information into the required order for data processing
  3. a unit connected to a synthesizer, which is capable of memorizing sequences of notes
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