noun · 6 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Canada, UK, US:/ˌvæl.əˈdeɪ.ʃən/
Southern-England:Recorded audio is listed in the source snapshot.
US:Recorded audio is listed in the source snapshot.
Australian:/ˌvæl.əˈdæɪ.ʃən/
BrisbaneRecorded audio is listed in the source snapshot.
CMU ARPABET:V AE2 L AH0 D EY1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The act of validating something.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Something, such as a certificate, that validates something; attestation, authentication, confirmation, proof or verification.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
The process whereby others confirm the validity of one's emotions or perspective.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
The process of identifying a new prisoner's gang affiliation.
Definition source: English Wiktionary via Wiktextract
Usage: US, countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
the act of validating; finding or testing the truth of something
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.