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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
moulds
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'moulds' is correct and can be used in written English.
You can use it to refer to the shaping of something into a particular form or figure, as in the sentence, "The sculptor used various moulds to form the clay into the desired shapes."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
Divide the batter between the moulds.
News & Media
But by virtue of the airborne yeasts and moulds native to the particular region, variations in humidity, temperature and air quality, the diet and care of the pigs and the storage of the resulting hams, each of them tastes and feels quite different from the rest.
News & Media
In 1906 Thomas Edison declared that he had hit upon the "salvation of the slum dweller"—cheap concrete houses cast from single, reusable moulds.
News & Media
Next, they ducked into a workshop lit by a single weak lamp where two men were making moulds from dirt.
News & Media
GE breaks many moulds, but there are limits to what even the most entrepreneurial arm of a conglomerate can do.That does not undermine the scale of GXS's achievement; rather, it suggests how hard it is for big companies to keep up with nimble newcomers.
News & Media
In this case, the challenge was to design an efficient rail network for the city of Tokyo and its outlying towns.Slime moulds are unusual critters neither animal, nor plant nor fungus.
News & Media
It is created when chlorine (used for purposes such as bleaching) comes into contact with moulds in the cork.
News & Media
Some doctors have argued that indoor air is a cause of illnesses such as asthma, containing as it does household chemicals, spores from moulds, the faeces of house-dust mites and other unappetising particles.
News & Media
Professional-grade 3D printers, costing anything from $100,000 to $1m, remain the Big Iron of the business, earning their keep making prototypes, mock-ups, one-offs, moulds and dies for the aerospace, motor, electronics and health-care industries.
News & Media
The results are sent off to foundries, where they are used to make moulds for the sand-casting of metal objects.According to William Zeng, AFS's deputy general manager, all the parts needed to make a prototype car engine can be printed and cast in this way in under two weeks.
News & Media
On holiday in Alaska, they made moulds of a wolf's pawprint, a "science adventure".
News & Media
Expert writing Tips
Best practice
In technical contexts, ensure you specify the material used for the "moulds" (e.g., plastic moulds, metal moulds) and the process involved (e.g., injection moulds, sand casting moulds) for clarity.
Common error
Be mindful of the British English spelling ("moulds") versus the American English spelling ("molds"). Using the incorrect spelling can detract from your credibility, especially in formal or international contexts. Always check your target audience and adjust your spelling accordingly.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "moulds" is as a plural noun. It refers to the tools used to shape materials, or as a general term for fungal growths, as illustrated by Ludwig's examples. The meaning is also dependent on the context in which it is used.
Frequent in
News & Media
50%
Science
25%
Encyclopedias
10%
Less common in
Formal & Business
5%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, "moulds" functions primarily as a plural noun with diverse applications, ranging from manufacturing processes to fungal biology. As Ludwig AI confirms, the term is grammatically sound and adaptable across contexts. While the British English spelling differs from the American "molds", awareness of the target audience ensures appropriate usage. Its common appearance in news, scientific literature, and encyclopedias underscores its broad relevance. Using this guide ensures precision and clarity, whether discussing industrial production or environmental microbiology.
Alternative expressions
Phrases that express similar concepts, ordered by semantic similarity:
casts
Refers to the object created by pouring a liquid substance into a mould, emphasizing the final product rather than the mould itself.
dies
Specifically refers to tools used to cut or shape materials, often metal, and is closely related to industrial manufacturing using moulds.
forms
A broader term referring to the shape or structure of something, lacking the specificity of "moulds" regarding the tool used.
matrices
Similar to "moulds" but often used in a more technical or mathematical context to describe a structure within which something takes shape.
mildews
Refers to specific types of fungal growth, sharing the biological aspect of "moulds" but focusing on a particular kind.
impressions
Focuses on the mark or imprint left by a mould, rather than the mould itself.
More alternative expressions(9)
FAQs
How are "moulds" used in manufacturing?
"Moulds" are essential tools in manufacturing processes like injection moulding and casting, where materials are poured or forced into "cavities" to create specific shapes and products. They ensure uniformity and precision in mass production.
What is the difference between "moulds" and "mildew"?
"Moulds" refer to various types of fungi that grow in damp conditions, while "mildew" is a specific type of mould, typically appearing as a white or grayish coating on surfaces like plants or fabrics. Not all "moulds" are mildew, but mildew is a type of "mould".
When should I use "moulds" versus "molds"?
Use "moulds" in British English contexts and "molds" in American English contexts. The difference is purely orthographic and doesn't affect the meaning. Consistency with the intended audience is key.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested