Hedonics
ahd-5
noun.
The branch of psychology that studies pleasant and unpleasant sensations and states of mind.
noun.
The branch of ethics that deals with the relation of pleasure to duty.
The Century Dictionary and Cyclopedia
noun.
That branch of ethics which treats of the doctrine of pleasure; the science of active or positive pleasure or enjoyment.
the GNU version of the Collaborative International Dictionary of English
noun.
That branch of moral philosophy which treats of the relation of duty to pleasure; the science of practical, positive enjoyment or pleasure.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
The
ethical
study of
pleasure
Word Usage
"They ` ve used things called hedonics (ph), various other statistical measures."
cross-reference
hedonism