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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
three
Grammar usage guide and real-world examplesUSAGE SUMMARY
"three" is correct and usable in written English.
You can use it as a number or as an adjective or noun to refer to an object, or things that can be counted. Example sentence: We will be serving three desserts tonight.
✓ Grammatically correct
News & Media
Alternative expressions(10)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
Two? Three?
News & Media
Or all three.
News & Media
More than 9,000 women were involved originally, and were divided into three groups.
News & Media
"It took three days".
News & Media
Three were killed.
News & Media
They have had enough of career politicians in three parties who don't even understand the problems they face in their everyday lives.
News & Media
Among the last set of polls, three showed the main parties level-pegging, three had the Conservatives in front by a single point and one gave Labour a two-point advantage.
News & Media
However, a South Korean defence official said separately that North Korea could develop a fully operational submarine with ballistic missiles within two or three years.
News & Media
North Korea's recent test-firing of a ballistic missile from a submarine was "very serious and concerning", South Korea said on Monday, with one defence official suggesting Pyongyang could have a fully operational platform in two or three years.
News & Media
Pinker calls this offense "a schoolteacher rule" that is "a product of the usual three confusions: English with Latin, informal style with incorrect grammar, and syntax with semantics".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
Sixty-four Isoldiersoldiers have been killed.
News & Media
Expert writing Tips
Best practice
When using "three" in formal writing, ensure it agrees in number with the noun it modifies. For instance, use plural nouns like "three books" instead of "three book".
Common error
Avoid using "three" with singular nouns. Always use the plural form of the noun when referring to a quantity of three, such as "three apples" instead of "three apple".
Source & Trust
94%
Authority and reliability
4.8/5
Expert rating
Real-world application tested
Linguistic Context
"Three" functions primarily as a numeral adjective, quantifying nouns in a sentence. It can also function as a noun when referring to the digit itself or something representing the number three. Ludwig AI confirms this with examples showing its versatile usage.
Frequent in
News & Media
100%
Less common in
Formal & Business
0%
Science
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "three" is a versatile numeral adjective and noun used to specify a quantity or refer to the number itself. Ludwig AI confirms its correct and widespread usage. Predominantly found in news and media contexts, it maintains a neutral tone suitable for diverse applications. To ensure clarity, always use plural nouns with "three" and remain consistent with spelling or numeral style within a document. Alternatives like ""trio"" or ""triad"" can add nuance, depending on the context. By following these guidelines, you can confidently and accurately use "three" in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the number 3
Highlights the numerical value itself rather than a quantity.
a trio
Refers specifically to a group of three, especially in music or art.
a triad
Implies a set of three related things or people.
triple
Indicates something that is three times a certain amount or size.
a set of three
Emphasizes the grouping or arrangement of three items.
thrice
An adverb meaning three times.
ternary
Relates to a system or situation involving three parts or options.
a trinity
Often used in a religious context, referring to a group of three in one.
a leash
It is commonly a group of three animals or things, particularly hares, foxes, or deer.
a triumvirate
Describes a group of three powerful individuals sharing authority.
FAQs
How to use "three" in a sentence?
You can use "three" as a numeral adjective to quantify nouns, for example, "I have three cats", or as a noun itself, as in, "Put all the threes in a separate container".
What are some synonyms for "three"?
Is it correct to write out the number "three" or use the numeral "3"?
Both are correct, but the choice depends on the style guide and context. Generally, spell out numbers one to nine and use numerals for 10 and above. However, always be consistent within a document.
What does "three" mean in different contexts?
The meaning of "three" remains consistent as a numerical value, but its significance can vary. It might refer to a quantity, a ranking (the third), or a specific age (a three-year-old), depending on the surrounding words.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
94%
Authority and reliability
4.8/5
Expert rating
Real-world application tested