pilot experiment(n = noun.cognition) - a preliminary experiment whose outcome can lead to a more extensive experiment;
is a kind of experiment, experimentation
airplane pilot, automatic pilot, branch pilot, combat pilot, control experiment, double-blind experiment, experiment, fighter pilot, michelson-morley experiment, pilot, pilot balloon, pilot biscuit, pilot bit, pilot blacksnake, pilot boat, pilot bread, pilot burner, pilot chart, pilot cloth, pilot engine, pilot film, pilot flag, pilot ladder, pilot lamp, pilot light, pilot program, pilot project, pilot valve, pilot whale, pilot wheel, robot pilot, senior pilot, sky pilot, stunt pilot, test pilot, through an experiment