cohorts
n. countablen. groups of people who share a similar quality or experience, often because they were born in the same year. In business or science, you use this to talk about a specific group being studied.
n. groups of individuals who share a common statistical or demographic characteristic, such as age or time of enrollment. Often used in academic or sociological contexts to track changes in a specific population over time.
The study followed two cohorts of students over five years.
Marketing teams often divide their customer base into different age cohorts to better understand buying habits.
The longitudinal study compared the health outcomes of the 1950s and 1970s birth cohorts to determine the impact of improved childhood nutrition on adult longevity.
Usually appears in the plural when comparing different groups; often paired with 'birth' or 'age'.