spark off spark micrometer • spark plug · · · Info · Definitions · Synonyms · Characters · · spark off · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (verb) put in motion or move to act. Synonyms: trip, actuate, trigger, activate, set off, spark off, spark, trigger off, touch off. Examples: "Trigger a reaction." "Actuate the circuits." · · Verb Definition 1 Synonyms · · · trip · · Synonym 1 actuate · · Synonym 2 trigger · · Synonym 3 activate · · Synonym 4 set off · · Synonym 5 spark · · Synonym 6 trigger off · · Synonym 7 touch off · · Synonym 8 Characters · · space U+0020 a latin small letter a U+0061 f latin small letter f U+0066 k latin small letter k U+006B o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073