sparkとは何ですか?An incandescent particle, especially:One thrown off from a burning substance.One resulting from friction.One remaining in an otherwise extinguished fire; an ember.A glistening particle, as of metal.A flash of light, especially a flash produced by electric discharge.A short pulse or flow of electric current.A trace or suggestion, as:A quality or feeling with latent potential; a seed or germ: the spark of genius. A vital, animating, or activating factor: the spark of revolution. Informal A radio operator aboard a ship.Electricity The luminous phenomenon resulting from a disruptive discharge through an insulating material.Electricity The discharge itself.To give off sparks.To give an enthusiastic response.To operate correctly. Used of the ignition system of an internal-combustion engine.To set in motion; activate: The incident sparked a controversy. To rouse to action; spur: A cheering crowd sparked the runner to triumph. An elegantly dressed, highly self-conscious young man.A male suitor; a beau.To court or woo.To play the suitor.