a. The fulfillment or gratification of a desire, need, or appetite: wanted more space and found satisfaction in a new apartment.
b. Pleasure or contentment derived from such gratification: took satisfaction in being vindicated.
c. An instance of being satisfied or a source of gratification: "Cultivate some artistic talent, for you will find it the most durable of satisfactions" (Randolph Bourne).
2. Assurance beyond doubt or question; complete conviction: You must prove your case to the satisfaction of the court.
a. Compensation for injury or loss; reparation.
b. The opportunity to avenge a wrong; vindication.
[Middle English, from Old French, from Latin satisfactiō, satisfactiōn-, amends, from satisfactus, past participle of satisfacere, to satisfy; see SATISFY.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.