confirmation :additional proof that something that was believed (some fact or hypothesis or theory) is correct
fossils provided further confirmation of the evolutionary theory
confirmation :making something valid by formally ratifying or confirming it
the ratification of the treaty|confirmation of the appointment
confirmation :information that confirms or verifies
confirmation :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
confirmation :a sacrament admitting a baptized person to full participation in the church