(verb) to give off or reflect light in bright beams or flashes; sparkle / (verb) to be brilliant or showy in technique or style
Their eyes had become so accustomed to gazing at the sea through the coruscation of air and water that they picked up small boats that were, for some reason, too small for radar
Their eyes had become so accustomed to gazing at the sea through the coruscation of air and water that they picked up small boats that were, for some reason, too small for radar