Trigger may refer to:
Technology
- Trigger (firearms), a mechanism that actuates the firing of firearms
- Image trigger, a device used in highspeed cameras
- Schmitt trigger, an electronic circuit
- Trigger circuit, IBM's name for a flip-flop
- In electrical engineering, logic electrical signal changing status (1 or 0) upon manual or automated command, or by detection, used to initiate a synchronized (remote) command and/or to start recording electrical channels.
- Trigger (trombone), a switch that enables a trombonist to switch from one set of tubing to another
- Trigger (drums), a transducer that allows a drum to control an electronic device
- Trigger pad, a device used in electronic percussion
- USS Trigger (SS-237), a submarine
- USS Trigger (SS-564), a submarine
Computing
Entertainment
- The Trigger, a 1999 science fiction novel by Arthur C. Clarke and Michael P. Kube-McDowell
- Trigger (horse), owned by cowboy star Roy Rogers
- Trigger (Only Fools and Horses), a fictional character from the BBC sit-com Only Fools and Horses
- Trigger, a fictional horse in Ernie (The Fastest Milkman in the West)
- Trigger Argee, a fictional character in a series of science fiction short stories by James H. Schmitz
- Devil Trigger, a transformation ability found in the Devil May Cry series
- Silent Trigger, a 1996 film starring Dolph Lundgren
- Trigger, Jr., a 1950 American film starring Roy Rogers
- Trigger (film), a 2010 Canadian film
- Trigger, a 2009 novel by Todd Durrant
- Trigger, a Japanese animation studio founded by Hiroyuki Imaishi
- Triggers, a 2012 science fiction novel by Robert J. Sawyer
Music
Science
- Environmental trigger, a factor caused (or aided) by the environment
- Trauma trigger, an event causing traumatic memories or feelings to resurface
- TRIGGER, development of a pea starch film with trigger biodegradation properties for agricultural applications
- Bruce Trigger, archeologist
Biology
Physics
Other
See also
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