demographic
demographic — adjective
1. relating to the study of human populations, including their size, age structure,
relating to the study of human populations, including their size, age structure, distribution, and how different groups within a society compare with one another.
The hospital used demographic data to decide where to open new clinics.
collocation: demographic data
Demographic studies show that more people now live in cities than in rural areas.
collocation: demographic study
Samir's job involves collecting demographic information from households across the region.
The university published a demographic analysis of its student body last semester.
A demographic shift toward older populations is happening in many rich countries.
- population
used as an adjective in similar contexts, but more general; 'population data' can include total counts, while 'demographic data' focuses on group composition
- sociodemographic
more formal and combines social and demographic factors; less common in everyday writing
文法句型
demographic + noun
用法筆記
Adjective is almost always used attributively — before nouns like data, change, trend, study, and analysis. Common in academic papers, policy reports, and news articles about population issues.
常見錯誤
demographic — noun
1. people who share similar characteristics such as age, income, education, or inte
people who share similar characteristics such as age, income, education, or interests, especially when considered as possible buyers of a product or service.
The app is designed for a younger demographic between the ages of 18 and 25.
often used with 'younger/older/target' + demographic
Car companies often target the same demographic with their latest SUV models.
pattern: target + a/the + demographic
Camila studied the demographic most likely to buy electric vehicles in Taiwan.
The show's main demographic is women over 40 who enjoy romantic comedies.
A new coffee shop opened in our neighbourhood aiming at the student demographic.
- market segment
more specific to business and marketing; implies a deliberate division of a larger market
- population group
more general and neutral; does not carry the marketing implication
文法句型
a/an + adjective + demographic
target/serve/reach + a demographic
用法筆記
Often used with adjectives like key, main, target, younger, older, broad, narrow. Frequently appears in marketing, advertising, and business contexts. Unlike 'audience', a demographic is defined by statistical traits, not by what someone reads or watches.
常見錯誤
2. the collection of numbers and facts about a population, such as age, income, edu
the collection of numbers and facts about a population, such as age, income, education level, and ethnic background, used to understand the composition of a group or area.
The marketing team studied the demographics before launching the new product line.
plural form: demographics
According to the latest demographics, the city's population has grown by 15 percent.
Defne compared the demographics of three different neighbourhoods for her report.
The company uses customer demographics to personalise its online advertisements.
The demographics of the town changed greatly after the new factory opened.
- population statistics
more transparent and formal; less common in casual business talk
- census data
specifically refers to government-collected population data, usually from a census
文法句型
the demographics of + [place/group]
demographics + show/indicate/reveal
用法筆記
Almost always appears in the plural form demographics when referring to data sets. Singular 'demographic' for this sense is rare and only found in technical or dictionary contexts. Common verbs used with it include study, analyse, examine, compare, track, and look at.