noun · 3 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.
/ˈnaɪnə(ɹ)/
rhymes with -aɪnə(ɹ)
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:N AY1 N ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Something nine inches long, or holding nine gallons, etc.
Definition source: English Wiktionary via Wiktextract
Usage: informal
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The digit 9 in the NATO phonetic alphabet.
Definition source: English Wiktionary via Wiktextract
Usage: singular
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
the cardinal number that is the sum of eight and one
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.