GRE TOEFL ignite Definition To set on fire; to cause combustion or a strong reaction. Example "The spark ignited the fuel and started the engine." Sign in to save GRE Quiz → TOEFL Quiz → ← igneous ignoble → Study tips featuring "ignite" Map Each Word Into a Connected Network Force Contrast Between Two Similar Words Track How TOEFL Words Behave With Others Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant