sequencer

noun

se·​quenc·​er ˈsē-kwən(t)-sər 

-ˌkwen(t)-

: one that sequences: such as

a

: a device for arranging things (such as events in the ignition of a rocket) in a sequence

b

: a device for determining the order of occurrence of amino acids in a protein or of bases in a nucleic acid

Examples of sequencer in a Sentence

Recent Examples on the Web

Many songs are now written on computers, using sequencers, patterns, and loops, with notes laid out in perfect synchrony on a rhythmic, 4/4 grid. —Joshua Rothman, New Yorker, 3 Apr. 2026

The ground launch sequencer, or a computer that tells the rocket when to launch, will initiate terminal count. —Jackie Wattles, CNN Money, 1 Apr. 2026

Girlfriend synthesizes the sensation of abandon with remarkable clarity, a testament to Ives’ top-to-bottom skillset, trained over years of chopping it up at home with a 505 sequencer. —Hattie Lindert, Pitchfork, 20 Mar. 2026

The gameboard-like top panel of the Tembo is a 16-step sequencer grid. —Abhimanyu Ghoshal, New Atlas, 12 Mar. 2026

Word History

First Known Use

1949, in the meaning defined above

Medical Definition

sequencer

noun

se·​quenc·​er ˈsē-kwən-sər, -ˌkwen(t)-sər 

: one that sequences

especially : a device for determining the order of occurrence of amino acids in a protein or of bases in a nucleic acid