data
gb/dˈætə/ us/dˈætə/
B1
英語
語義
0件の語義
名詞
B1
abstract
1
facts used to understand something
information and facts you can study or use.
用法パターン：
data on/about [topic]
よくある間違い：
In general English, data is often treated as uncountable (data is/was). Avoid *a data*; say a piece of data or a data point.
類義語
information (broader and less analytical.)
|
facts (emphasizes truth rather than measurement.)
対義語
misinformation (false or misleading information.)
|
guesswork (decisions made without evidence.)
コロケーション
collect data
|analyze data
|data on
|data about
|look at the data
|reliable data
|accurate data
|recent data
|data shows
|data suggests
テーマ
education
|media
|daily_life
例文
- We don’t have enough data to say whether the policy worked.
- The report includes data on housing costs across the city.
- Please check the data before you publish the chart.
学習者向け例文
- We need more data.
- The data is correct.
名詞
B1
entity
2
digital information used by computers
information that computers use, like files and numbers.
用法パターン：
store/process/transmit data
よくある間違い：
Don’t confuse data (information) with a device: a database stores data; it is not data itself.
類義語
information (less specifically digital.)
対義語
paperwork (information kept on paper rather than digitally.)
コロケーション
store data
|process data
|transfer data
|data file
|data storage
|data system
|data center
|data backup
|data recovery
|data transfer
テーマ
technology
|computing
|internet
例文
- The app saves your data in the cloud.
- We encrypted the data before sending it over the network.
- If you delete the folder, you may lose important data.
学習者向け例文
- My phone stores a lot of data.
- Back up your data.
名詞
technical
B2
abstract
3
measurements from research or tests
results you collect in a study or experiment.
用法パターン：
data from [experiment/study/survey]
よくある間違い：
In academic writing, you may see plural agreement (these data are). In everyday English, singular agreement (the data is) is common.
類義語
results (focuses on outcomes rather than the collected measurements themselves.)
|
statistics (often implies numerical summary or analysis.)
対義語
anecdote (a single story rather than systematic evidence.)
コロケーション
collect data
|record data
|raw data
|experimental data
|survey data
|clinical data
|data set
|data analysis
|data quality
|publish data
テーマ
science
|education
|health
例文
- The researchers collected data from 500 participants.
- The data shows a clear increase in average temperatures.
- We need to clean the data before we run the analysis.
学習者向け例文
- We collected data in the lab.
- The data supports the idea.
名詞
formal
B2
entity
4
information about a person
details that can identify a person.
用法パターン：
personal data about [someone]; collect/use/share personal data
よくある間違い：
Personal data is not only financial information; it can include email addresses, location data, or device IDs.
類義語
personal information (more everyday and less legal-sounding.)
対義語
anonymous data (information that does not identify a person.)
コロケーション
personal data
|sensitive data
|protect data
|share data
|sell data
|data privacy
|data consent
|handle data
|store data securely
|data retention
テーマ
law
|technology
|privacy
|business
例文
- The company says it does not sell users’ personal data.
- You can request a copy of the personal data we hold about you.
- We removed names to reduce the risk of exposing personal data.
学習者向け例文
- Do not share personal data online.
- This form asks for personal data.
名詞
technical
B2
entity
5
a collected set of information
a group of data kept together.
用法パターン：
a data set of [things]; a data set for [purpose]
よくある間違い：
Dataset/data set refers to a collection; data alone can be general information without a defined set.
類義語
collection (general word; not necessarily structured.)
対義語
single value (one item rather than a collection.)
コロケーション
large data set
|training data
|test data
|data set
|labelled data
|balanced data
|share data
|download data
|merge data
|filter data
テーマ
technology
|education
|business
例文
- The team released a data set of traffic counts by street.
- We combined two data sets to get a fuller picture.
- This model performs well on the training data but poorly on new data.
学習者向け例文
- We downloaded a data set.
- This data set is very large.
名詞
business
B2
abstract
6
information used for business decisions
information a business uses to make decisions.
用法パターン：
customer/sales/market data; use data to [do something]
よくある間違い：
Data in this sense usually means evidence from systems or research, not personal opinions.
類義語
metrics (usually specific measured numbers used to track performance.)
|
figures (often refers to numbers in reports.)
対義語
hunch (a feeling not based on evidence.)
コロケーション
customer data
|sales data
|market data
|data insights
|data strategy
|data team
|use data
|data dashboard
|data reporting
|data metrics
テーマ
business
|marketing
|technology
例文
- The marketing team used customer data to improve targeting.
- Our sales data suggests demand is slowing in April.
- They built a dashboard to track key data in real time.
学習者向け例文
- We use data to plan.
- Sales data looks good this month.
名詞
formal
C1
quantity
7
individual pieces of information (formal)
separate facts or results (formal use).
用法パターン：
these data; the data are [adjective]
よくある間違い：
In formal writing, data may take a plural verb (data are). In everyday English, singular (data is) is more common.
類義語
findings (emphasizes conclusions drawn from data.)
対義語
assumption (something accepted without evidence.)
コロケーション
these data
|the data are
|data indicate
|data support
|data points
|observed data
|collected data
|reported data
|available data
|incomplete data
テーマ
education
|science
|writing
例文
- These data are consistent with earlier studies.
- The data indicate a strong relationship between the variables.
- Not all the data were available at the time of publication.
学習者向け例文
- These data are important.
- The data are incomplete.
名詞
B1
quantity
8
internet usage on a phone plan
the internet you can use on your phone plan.
用法パターン：
use up [amount] of data; run out of data; a data plan
よくある間違い：
Data in this sense is usually uncountable; say How much data do I have left? not *How many datas*.
類義語
internet allowance (explains the idea but is less common.)
対義語
Wi‑Fi (internet access via a local wireless network rather than a mobile data plan.)
コロケーション
use data
|save data
|run out of data
|data plan
|data allowance
|data usage
|unlimited data
|data roaming
|turn off data
|data limit
テーマ
technology
|daily_life
|telecommunications
例文
- I ran out of data before the end of the month.
- Streaming video can use a lot of data.
- You can turn off data to avoid extra charges while traveling.
学習者向け例文
- I don’t have much data left.
- This plan has unlimited data.
文法
表現
big data
1/bˈɪɡ dˈætə/
fixed phrase
technical
very large complex datasets
very large amounts of data that need special analysis.
例文
- Retailers use big data to predict what customers will buy.
- The project relies on big data from millions of sensors.
- Big data analysis can reveal patterns that are hard to see otherwise.
data breach
1/dˈætə bɹˈit͡ʃ/
fixed phrase
formal
unauthorized access to data
when someone gets private data without permission.
例文
- The hospital reported a data breach affecting thousands of patients.
- After the data breach, customers were advised to change their passwords.
- The company faces fines because it failed to prevent a data breach.
data entry
1/dˈætə ˈɛntɹi/
fixed phrase
business
typing information into a system
putting information into a computer.
例文
- She does data entry for the accounts department.
- The form reduces errors by automating some data entry.
- We outsourced data entry to save time.
data mining
1/dˈætə mˈaɪnɪŋ/
fixed phrase
technical
finding patterns in large data
searching data to find useful patterns.
例文
- The team used data mining to detect fraudulent transactions.
- Data mining can help identify which products are often bought together.
- They built tools for data mining customer reviews.
data mining
2/dˈætə mˈaɪnɪŋ/
fixed phrase
technical
Analyzing large datasets for patterns
Looking at a lot of data to find useful information.
例文
- Data mining is used by online stores to recommend products.
- Data mining helps detect fraud in banking.
data point
1/dˈætə pˈɔɪnt/
fixed phrase
one individual value or fact
one piece of data.
例文
- One data point doesn’t prove the trend, but it’s worth noting.
- We removed a data point that was clearly an error.
- Each dot on the chart represents a data point.
data protection
1/dˈætə pɹətˈɛkʃən/
fixed phrase
formal
keeping data safe and private
keeping information safe from misuse.
例文
- Staff receive training on data protection and privacy.
- The new policy strengthens data protection for children’s accounts.
- Good data protection reduces the risk of leaks and fraud.
data-driven
1/dˈætə dɹˈɪvən/
fixed phrase
business
based on data and analysis
using data to make decisions.
例文
- They took a data-driven approach to improving customer support.
- Our hiring process is more data-driven than it used to be.
- Data-driven decisions can reduce bias, but only if the data is reliable.
open data
1/ˈoʊpən dˈætə/
fixed phrase
formal
publicly available data to use
data that anyone can use.
例文
- The city published open data on public transport delays.
- Open data can help journalists and researchers check official claims.
- They built an app using open data from government websites.