confirmation meaning and definition

CONFIRMATION noun

Definition of confirmation (noun)

1. additional proof that something that was believed (some fact or hypothesis or theory) is correct
   • "fossils provided further confirmation of the evolutionary theory"
   • synonyms: check, substantiation, verification
2. information that confirms or verifies
3. making something valid by formally ratifying or confirming it
   • "the ratification of the treaty"; "confirmation of the appointment"
   • synonyms: ratification
4. a ceremony held in the synagogue (usually at Pentecost) to admit as adult members of the Jewish community young men and women who have successfully completed a course of study in Judaism
5. a sacrament admitting a baptized person to full participation in the church