flash - a sudden intense burst of radiant energy

verve, vitality - an energetic style

expression, look, face, facial expression, aspect - the expression on a person's face; "a sad expression"; "a look of triumph"; "an angry face"

brush discharge - discharge between electrodes creating visible streamers of ionized particles

corona discharge, corposant, electric glow, Saint Elmo's fire, Saint Elmo's light, Saint Ulmo's fire, Saint Ulmo's light, St. Elmo's fire, corona - an electrical discharge accompanied by ionization of surrounding atmosphere

flashover - an unintended electric discharge (as over or around an insulator)

electrical conduction - the passage of electricity through a conductor

trace, suggestion, hint - a just detectable amount; "he speaks French with a trace of an accent"

author, writer - writes (books or stories or articles or the like) professionally (for pay)

fragment - a piece broken off or cut off of something else; "a fragment of rock"

initiate, pioneer - take the lead or initiative in; participate in the development of; "This South African surgeon pioneered heart transplants"

give out, emit, give off - give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.; "The ozone layer blocks some harmful rays which the sun emits"