The percept's a perceived form of external stimuli or their absence. Vivid dreams could also be considered as a form of perception without a clear source of external stimuli. The term's primarily used in philosophy and psychology as sense-datum to explain perception. It's important to discern percept from stimuli or their absence. Stimuli aren't necessarily translated into a percept and rarely a single stimulus translates in a percept. Also, absence of stimuli may be translated in a percept, as… (More on Percept)