noun \sen-ˈsā-shən, sən-\

Definition of SENSATION

a : a mental process (as seeing, hearing, or smelling) due to immediate bodily stimulation often as distinguished from awareness of the process—compare perception b : awareness (as of heat or pain) due to stimulation of a sense organ c : a state of consciousness of a kind usually due to physical objects or internal bodily changes <a burning sensation in his chest>
: something (as a physical object, sense-datum, pain, or afterimage) that causes or is the object of sensation

Seen & Heard

What made you want to look up sensation? Please tell us where you read or heard it (including the quote, if possible).