satisfy

Etymology

From Middle English satisfyen, satisfien, from Old French satisfiier, satisfier (also Old French satisfaire), from Latin satisfacere, present active infinitive of satisfaciō, from satis (“enough, sufficient”) + faciō (“I make, I do”).

verb

1. (transitive, intransitive) To do enough for; to meet the needs of; to fulfill the wishes or requirements of.
   I’m not satisfied with the quality of the food here.
2. (transitive) To cause (a sentence) to be true when the sentence is interpreted in one's universe.
   The complex numbers satisfy ∃x:x²+1=0.
3. (dated, literary, transitive) To convince by ascertaining; to free from doubt.
   The Siamese officer and the Consul having satisfied themselves of the honest intentions of the applicant, will assist him... 1856, “Treaty signed April 18, 1855; ratified April 5, 1856”, in Treaty of friendship and commerce between Great Britain and Siam, Bangkok: J. H. Chandler, page 9
4. (transitive) To pay to the extent of what is claimed or due.
   to satisfy a creditor
5. (transitive) To answer or discharge (a claim, debt, legal demand, etc.); to give compensation for.
   to satisfy a claim or an execution