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
groups of material
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "groups of material" is correct and usable in written English.
It can be used when referring to collections or categories of physical substances or items, often in a scientific or educational context. Example: "The researchers collected various groups of material to analyze their properties and interactions."
✓ Grammatically correct
Science
Precision Engineering
Wiki
Alternative expressions(1)
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
10 human-written examples
Four groups of material removal experiments were conducted to validate the proposed material removal model and investigate its material removal characteristics.
Science
From this method, two possible groups of material parameters can be obtained to characterize the post cracking behaviour: the first group is the residual flexural tensile strengths and the second one is equivalent flexural tensile strengths.
This table lists recordings that made the UK Singles Chart in the early 1960s, by British groups, of material previously recorded by American rhythm and blues musicians:.
Wiki
Groups of material entities are scattered material entity aggregates whereas clusters are lumped material entity aggregates.
Science
Whereas the distinction between clusters and fiat object parts is apparent, groups of material entities have a lot in common with fiat object parts.
Science
As a consequence, we can distinguish two subtypes for each basic type of material entity aggregate: groups of material entities and clusters of material entities (Fig. 6).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
The two groups of materials most often spotlighted in this strategy are nano-scale pigments, which are used in sunscreens and cosmetics, and nano-silver particles.
News & Media
These two groups of materials were compared, moreover the impact of microwave radiation on their physicochemical properties was checked.
Both groups of materials show a lattice expansion of the base material within the nitrogen diffusion zone of several micrometer at 400 °C.
The main groups of materials used in aircraft construction have been wood, steel, aluminum alloys with, more recently, titanium alloys, and fiber-reinforced composites.
Three different groups of materials were tested: (1) fusible alloys such as BiSn and BiSnZn, (2) thermoplastic polymers called Rigidax®, and (3) fixturing waxes.
Expert writing Tips
Best practice
When using the phrase "groups of material", ensure the context clearly defines the criteria for grouping, such as composition, properties, or origin.
Common error
Avoid using "groups of material" when referring to inherent categories or classifications. Instead, use "types of material" to describe materials with shared intrinsic characteristics.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "groups of material" primarily functions as a noun phrase, acting as a subject or object in a sentence. It refers to distinct collections or sets of physical substances, often categorized by shared characteristics or experimental parameters. Ludwig AI validates this usage, showing examples across various scientific domains.
Frequent in
Science
80%
News & Media
10%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "groups of material" is a grammatically correct noun phrase primarily used in scientific and technical contexts. According to Ludwig AI, it refers to collections or sets of physical substances, often categorized by shared properties or experimental parameters. While less common in everyday language, its formal tone makes it suitable for academic papers and research reports. When using this phrase, ensure the grouping criteria are clearly defined. Alternatives such as "types of materials" or "categories of substances" may be more appropriate depending on the context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
types of materials
This alternative focuses on the categorization of materials based on their inherent properties.
classes of materials
This emphasizes a structured classification system for different substances.
categories of substances
This alternative highlights the classification of materials based on their composition.
sets of components
This option is more suitable when referring to materials as parts of a larger system.
collections of matter
This phrase is broader and includes any form of physical substance.
material aggregates
This emphasizes the combined or clustered nature of materials.
material assortments
Suggests a diverse collection of different materials.
clusters of substances
This alternative highlights materials grouped closely together.
families of compounds
This is more appropriate when dealing with chemical compounds.
material classifications
This shifts the focus to the system used to categorize materials.
FAQs
How can I use "groups of material" in a scientific context?
In scientific writing, "groups of material" can refer to sets of substances categorized by properties, origins, or experimental conditions. For example, "The experiment tested different "groups of material" under varying temperatures".
What's the difference between "groups of material" and "types of material"?
"Groups of material" refers to specific collections or sets that are grouped together for a particular reason, such as an experiment or classification. "Types of material", on the other hand, describes broad categories based on inherent properties, like polymers, metals, or ceramics. You can also use "categories of material".
Can I use "groups of material" in a non-scientific context?
While primarily used in scientific and technical contexts, "groups of material" can be used in other areas where categorizing physical substances is relevant. For instance, in construction, you might discuss ""groups of material" used for insulation".
What are some alternative phrases for "groups of material" that emphasize composition?
If you want to emphasize the composition of the materials, consider using phrases like "classes of materials", "categories of substances", or "sets of components".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested