Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
a number of terms
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a number of terms" is correct and usable in written English.
It can be used when referring to several specific terms or concepts within a particular context or subject matter. Example: "In this chapter, we will explore a number of terms related to quantum physics."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
a range of terms
a collection of terms
a set of terms
a number of quantities
a number of thoughts
a number of things
a number of reasons
a number of counterproofs
a number of successes
a number of systems
a number of explanations
a number of gods
a number of times
a number of cars
a number of incidents
a number of questions
a number of hurdles
a number of elements
a number of conditions
a number of resolutions
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
60 human-written examples
A number of terms, such as hyperplasia, dysplasia, and neoplasia, are used to describe precancerous lesions.
Encyclopedias
And, in the intervening period, a number of terms have been used in an attempt to describe this activity.
News & Media
From the Hindi word dekho meaning "look", one of a number of terms brought from India by British troops and gradually disseminated through the British army.
News & Media
Over the years, armchair sleuths and scientists alike have used a number of terms to describe the feet: severed, dismembered, detached, disarticulated.
News & Media
Mr. Mirisch, 88, served a number of terms as the academy's president and won a best picture Oscar in 1968 for "In the Heat of the Night".
News & Media
The book is a bit dry and I had to look up a number of terms that were unfamiliar to me, but it tells a critical story.
News & Media
There are a number of terms that refer to various degrees of blackness, both current and out of favor: African-American, mulatto, Negro, colored, octaroon.
News & Media
The sled, as Mr. Létourneau called it (Quebecers use a number of terms: sled, the brand name Ski-Doo for any snowmobile, as well as the French motoneige), was easy to drive.
News & Media
Just one of a number of terms including emotional, irrational and shrill, all essentially meaning the same thing: "crazy lady" or one who may or may not be on her period.
News & Media
The agreement from the Energy Department is "conditional" which means that Lake Charles Methanol has to comply with a number of terms before the loan guarantee will become available.
News & Media
Figure 1, bottom, compares these two shapes and indicates a number of terms identifying various parts of the cross section and adjacent members for a steel-rib type of support.
Encyclopedias
Expert writing Tips
Best practice
When using "a number of terms", ensure the context clearly defines what 'terms' are being referred to. Specificity enhances clarity.
Common error
Avoid using "a number of terms" without providing sufficient context. Readers might not understand which specific terms are being discussed, leading to confusion.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a number of terms" functions as a determiner phrase, specifically a quantifier, modifying a noun (terms). It indicates that there are multiple terms being referred to, without specifying an exact quantity. This aligns with examples from Ludwig, which confirm the phrase's role in introducing or discussing a collection of terms.
Frequent in
Science
47%
News & Media
32%
Encyclopedias
3%
Less common in
Academia
3%
Wiki
2%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "a number of terms" is a versatile phrase used to indicate the presence of multiple terms within a given context. According to Ludwig, it's considered grammatically correct and is prevalent across various domains such as science, news, and encyclopedias. While alternatives like "several terms" and "various terms" exist, the key is to ensure clarity by providing adequate context for the terms being referenced. Being mindful of potentially vague references strengthens the overall impact of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
several terms
A direct replacement maintaining the same general meaning, but slightly less formal.
various terms
Similar to 'several terms', indicating a variety or diversity of terms.
multiple terms
Emphasizes that there are more than two terms, maintaining a neutral tone.
a range of terms
Suggests a spectrum or variety of terms, implying they may cover different aspects.
a collection of terms
Implies that the terms are gathered or grouped together for a specific reason.
a set of terms
Similar to 'a collection of terms', but suggests a more structured or defined grouping.
a variety of terms
Highlights the diversity among the terms, implying they are not all the same.
different terms
Focuses on the distinction and diversity between the terms.
numerous terms
More formal and emphatic than "a number of terms", highlighting the abundance of terms.
many terms
A simpler and more direct way to indicate a large quantity of terms.
FAQs
How can I use "a number of terms" in a sentence?
You can use "a number of terms" to introduce a list or discussion of multiple terms related to a specific topic. For example, "A number of terms are used in the field of quantum physics to describe different phenomena."
What can I say instead of "a number of terms"?
You can use alternatives like "several terms", "various terms", or "multiple terms" depending on the context.
Is it better to say "a number of terms" or "several terms"?
"A number of terms" and "several terms" are largely interchangeable. "Several terms" might be slightly less formal.
What's the difference between "a number of terms" and "a variety of terms"?
"A number of terms" simply indicates that there are multiple terms. "A variety of terms" emphasizes that the terms are different or diverse.
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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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested