confirmation

From Middle English confirmacioun, from Old French confirmacion, from Latin cōnfirmātiō, noun of process from cōnfirmātus (“confirmed”), perfect passive participle of cōnfirmāre, from con-(“with”) + firmāre (“to firm or strengthen”).

Morphologically confirm +‎ -ation.

Pronunciation

• (General American) IPA^(key): /ˌkɑn.fəɹˈmeɪ.ʃən/, [ˌkʰɑɱ.fɚˈmeɪ.ʃn̩]
• (Received Pronunciation) IPA^(key): /ˌkɒn.fəˈmeɪ.ʃən/, [ˌkʰɒɱ.fəˈmeɪ.ʃn̩]

Audio (Southern England)

Duration: 2 seconds.0:02

• Rhymes: -eɪʃən
• Hyphenation US: con‧fir‧ma‧tion, UK: con‧firm‧a‧tion

Noun

confirmation (countable and uncountable, plural confirmations)

1. An official indicator that things will happen as planned.

   We will send you a written confirmation of your hotel booking.

2. A verification that something is true or has happened. [ quotations ▼]

   The announcement in the newspaper was a confirmation of my suspicions.

3. A ceremony of sealing and conscious acknowledgement of the faith in many Christian churches, typically around the ages of 14 to 18; considered a sacrament in some churches, including Catholicism, but not in most Protestantchurches. [ quotations ▼]
4. (law) An act whereby something conditional or voidable is made sure and unavoidable, especially the possession of an estate.