nine
A1Neutral
Definition
Meaning
The cardinal number that is one more than eight; 9.
Used to refer to the ninth hour (9 o'clock), a group or set of nine people or things, or a size (e.g., in clothing). Also used metaphorically for completeness or a high degree (as in 'the whole nine yards').
Linguistics
Semantic Notes
Most commonly a numeral, used as a noun or determiner. Serves as the base for the ordinal 'ninth'. Phonetically, it contains the diphthong /aɪ/ which can be challenging for some learners.
Dialectal Variation
British vs American Usage
Differences
No significant semantic differences. Minor differences in certain idiomatic expressions (e.g., 'dressed up to the nines' is more common in UK English).
Connotations
Generally neutral. The number has cultural connotations (e.g., nine months of pregnancy, 'Cloud Nine' for happiness).
Frequency
Equally frequent in both varieties as a basic numeral.
Vocabulary
Collocations
Grammar
Valency Patterns
[number] + noun (nine cats)the + ordinal (the ninth day)at + nine (at nine o'clock)Vocabulary
Synonyms
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “on cloud nine”
- “dressed up to the nines”
- “the whole nine yards”
- “a stitch in time saves nine”
- “possession is nine-tenths of the law”
- “nine times out of ten”
Usage
Context Usage
Business
Used in reports, data, and time schedules (e.g., 'meeting at nine', 'nine percent growth').
Academic
Used in mathematics, statistics, and enumerating points.
Everyday
Used for telling time, stating age, quantity, and in sports scores.
Technical
Used in computing (e.g., 9-pin connector), and other numbering systems.
Examples
By Part of Speech
verb
British English
- (rare as verb)
American English
- (rare as verb)
adverb
British English
- (rare as adverb)
American English
- (rare as adverb)
adjective
British English
- She has a nine-month-old baby.
- He bought a nine-inch pizza.
American English
- He drives a nine-year-old truck.
- It's a nine-page document.
Examples
By CEFR Level
- I have nine apples.
- My class starts at nine.
- She is nine years old.
- Nine out of ten dentists recommend this toothpaste.
- The shop is open from nine to five.
- We need nine more people to form a team.
- The committee was made up of nine members from different countries.
- After the promotion, he was on cloud nine for weeks.
- The report is due by nine o'clock tomorrow morning.
- Despite the nine-point lead, the team couldn't secure a victory.
- The whole nine yards of the proposal was scrutinised by the board.
- Possession may be nine-tenths of the law, but moral ownership is another matter.
Learning
Memory Aids
Mnemonic
Imagine the digit 9 looks like a balloon on a string. The word rhymes with 'fine' and 'mine'.
Conceptual Metaphor
NINE IS COMPLETENESS / PERFECTION (e.g., 'the whole nine yards', 'dressed to the nines'). NINE IS A HIGH POINT (e.g., 'on cloud nine').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid confusing with 'nine' (девять) and 'night' (ночь) in fast speech due to similar vowel sounds in Russian.
- The ordinal 'ninth' has a silent 'th' sound /naɪnθ/, which is often mispronounced.
Common Mistakes
- Incorrect ordinal form: 'nineth' instead of 'ninth'.
- Mispronunciation of the diphthong /aɪ/ as /eɪ/ or /æ/.
Practice
Quiz
What does the idiom 'on cloud nine' express?
FAQ
Frequently Asked Questions
No, the correct ordinal form is 'ninth'. 'Nineth' is a common spelling mistake.
The standard pronunciation is the same: /naɪn/. However, regional accents in both countries may cause slight variations in the diphthong.
It is most commonly used as a cardinal number, functioning as a determiner (e.g., nine cats) or a noun (e.g., a total of nine).
In Western culture, nine has often been associated with completeness or a high degree, possibly due to it being the highest single-digit number, leading to idioms like 'the whole nine yards'.
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