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
as a datum
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as a datum" is correct and usable in written English.
It can be used when referring to a single piece of data or information in a formal or academic context. Example: "The results of the experiment were analyzed, and as a datum, the temperature readings were found to be consistent."
✓ Grammatically correct
Science
News & Media
Academia
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
13 human-written examples
The project considers the dam as a datum and sets itself as an extension of the dam.
Academia
Using the ASCE 74 as a datum for normalization, a code ratio (CR) is evaluated for various parameters to assess the discrepancy between the codes.
Science
An article yesterday about the use of a measuring convention known as a datum at the World Trade Center site included an erroneous location from the Port Authority for the lowest point in the PATH transit system.
News & Media
The paper proposes a novel CAD-based parametrisation with CAD in the design loop such that the CAD shape can ultimately serve as a datum surface in multi-disciplinary optimisation.
DAVID W. DUNLAP BLOCKS Correction: March 4, 2005, Friday An article yesterday about the use of a measuring convention known as a datum at the World Trade Center site included an erroneous location from the Port Authority for the lowest point in the PATH transit system.
News & Media
He uses the obituary of Bond confected for You Only Live Twice, the last 007 book to be published in Fleming's lifetime, as a datum, meaning that in 1969 his spy is 45 years old and noticing the signs of a changing world.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
a service can consume as its input a datum directly from another cloud, without that item ever being stored on the same cloud as the service.
More empirically inclined psychologists and physiologists prefer to regard sensation as a concept (not a datum) defined in terms of dependent relationships between discriminatory responses of organisms and properties of physical stimuli.
Encyclopedias
A datum, as it is used here, is something that we reason from and does not have to be reasoned to.
Science
2. In particular, while there is compelling evidence that the continued existence of the Ego (one's consciousness) is dependent on facts about the external world, for instance, the continuing biochemical activity of one's brain, that dependency cannot be taken as a primary datum for the Ego. 5.
Science
Think of weather as a single datum point and climate as a large collection of those data.
News & Media
Expert writing Tips
Best practice
When using "as a datum", ensure the context clearly indicates that you are referring to a foundational piece of information or a fixed reference point, particularly in technical or academic writing.
Common error
Avoid using "as a datum" in casual conversations or informal writing. Opt for simpler alternatives like "as a fact" or "as a basis" in less formal settings.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as a datum" functions primarily as a prepositional phrase, modifying a verb or noun to indicate that something serves as a foundational piece of information or a fixed reference point. Ludwig AI provides examples where it establishes a point of reference for analysis or design.
Frequent in
Science
50%
News & Media
30%
Academia
20%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "as a datum" functions as a prepositional phrase, primarily used in formal and scientific contexts to establish a foundational reference point or piece of information. Ludwig AI, has validated the grammatical correctness and provided examples showcasing its use in diverse fields such as science, academia, and news. While the phrase is considered correct and usable, it's more appropriate for formal writing, with simpler alternatives available for informal settings. Its frequency is uncommon, suggesting that while not rare, it is not the most common way to express this concept. Key alternatives include "as a reference point", "as a baseline", and "as a basis".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
as a reference point
Replaces "datum" with a more explicit and common term for a point used for orientation or measurement.
as a baseline
Suggests a standard level or point used for comparison, particularly in scientific or experimental contexts.
as a benchmark
Implies a standard against which others can be measured or assessed.
as a basis
Indicates something used as a foundation or starting point for reasoning or action.
as a foundation
Similar to "as a basis", but emphasizes the role of providing a solid and stable groundwork.
as a starting point
Highlights the role of initiating a process or line of inquiry.
as a standard
Emphasizes adherence to a defined level or criterion.
as a point of reference
A more verbose version of "as a reference point", emphasizing the guiding function.
as a frame of reference
Highlights the cognitive or conceptual system used for understanding and interpreting something.
as an origin
Focuses on the initial source or cause from which something else derives.
FAQs
How can I use "as a datum" in a sentence?
The phrase "as a datum" is typically used to indicate that something is being treated as a foundational piece of information or a fixed reference point. For example, "The project considers the dam "as a datum" and sets itself as an extension of the dam."
What does "as a datum" mean?
The term "datum" refers to a single piece of information or a fixed reference point. Using the phrase "as a datum" indicates that something is being used as a basis for calculation, comparison, or orientation.
What are some alternatives to "as a datum"?
Depending on the context, you could use phrases like "as a reference point", "as a baseline", or "as a basis" as alternatives to "as a datum".
Is "as a datum" formal or informal?
"As a datum" is generally considered a formal phrase, often used in academic, scientific, or technical contexts. It is less suitable for casual or informal communication.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested