confirmation
Concise Oxford English Dictionary © 2008 Oxford University Press:
confirmation/kɒnfəˈmeɪʃn/
▶noun
- 1 the action of confirming or state of being confirmed.
- 2 (in the Christian Church) the rite at which a baptized person affirms Christian belief and is admitted as a full member of the Church.
- 3 the Jewish ceremony of bar mitzvah.
'confirmation' also found in these Oxford entries:
bill of health
- catechesis
- catechumen
- confirm
- confirmand
- innit
- sanction
- seal
- sponsor
- type approval
- what

