Webster's Revised Unabridged Dictionary · 1913

Sensation

Sensation , noun

[Compare French sensation. See Sensate.]

1.
(Physiology) An impression, or the consciousness of an impression, made upon the central nervous organ, through the medium of a sensory or afferent nerve or one of the organs of sense; a feeling, or state of consciousness, whether agreeable or disagreeable, produced either by an external object (stimulus), or by some change in the internal state of the body.
Perception is only a special kind of knowledge, and sensation a special kind of feeling.... Knowledge and feeling, perception and sensation, though always coexistent, are always in the inverse ratio of each other. — Sir W. Hamilton
2.
A purely spiritual or psychical affection; agreeable or disagreeable feelings occasioned by objects that are not corporeal or material.
3.
A state of excited interest or feeling, or that which causes it.
The sensation caused by the appearance of that work is still remembered by many. — Brougham