Is “data” plural or singular?
The singular of data is datum. Data is plural, and the more commonly used of the two.
The data are conclusive.
These data show significant improvement.
The data is incorrect.
All the data was compiled last week.
What the definition of data?
According to the Online Dictionary, the word data is understood as:
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individual facts, statistics, or items of information. For example, “These data represent the results of our analyses.” |
What’s the plural of data?
Data is plural. Datum is singular of data.
“data” is plural, associate it with “datum” (singular) and visualize multiple data points forming a larger dataset.
Nouns that end in -um/-a
| Word Form | Examples |
|---|---|
| Other | Here, we draw together recent data on diverse centriole movements to decipher common themes in how centrioles move.
In newer sites, these flight progress strips have been replaced by electronic data presented on computer screens. According to data from 2008, the cosmetic industry has grown constantly in France for 40 consecutive years. One way this is visible is from data on church marriages during the 19th century. |
Examples of datum in context:
The following sentences show the correct use of the word datum in context:
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1. The journal’s continuous pagination through each volume makes this datum redundant, of course. |
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2. The lame argument for using this datum is that some of the paper maps were based on it. |
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3. The weblike character of the text means that each datum will ramify in implications throughout. |
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4. That becomes just another datum assumed when choosing amongst alternative choices. |
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5. As noted above, multiple lines of evidence are preferable to dependence upon a single datum or technique. |
Origin of the word data
From etymonline on data:
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1640s, “a fact given or granted,” classical plural of datum, from Latin datum “(thing) given”. |
What’s the difference between they’re, their, and there?
Worksheet
What is the singular form of the word “data”?
According to the blog post, is the word “data” typically used as singular or plural?
Which sentence correctly uses a verb with the word “data” based on the post’s usage notes?
Which phrase correctly uses a determiner/adjective with the word “data” based on the post’s examples?
Which of the following is identified in the post as a common incorrect usage of “data”?
The collected data conclusive.
We only received a single for analysis today.
data show significant improvement.
All the necessary data compiled last week.
The new data compelling evidence.
FAQs
Is data plural or singular?
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What is the singular of data?
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How should data be used in sentences?
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What’s a common mistake with data?
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What does the word data mean?
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Sources
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Example sentences are from word hippo, datum/data.
Yash, D. "How to Use Data Plural or Singular (With Examples)." Grammarflex, Sep 15, 2025, https://grammarflex.com/data-plural/.
