A spark's a small airborne ember or particle of red-hot matter. Spark may also refer to: In science: An electric spark, usually with a flash and a sharp noise, may be: A momentary electrostatic discharge An electrical discharge caused when electric current through an inductive device's suddenly interrupted A momentary corona discharge Spark (mathematics), the smallest number of linearly independent columns in a matrix Sinthusa, a genus of butterfly In computer science: SPARC, a RISC-CPU… (More on Spark)