Cohort

Cohort may mean:

Cohort (military unit), a Roman legion.
Cohort (statistics), an age group in statistics,
Cohort (computer science), a concept in computer science.
Cohort study, a form of longitudinal study used in medicine and social science.
A term in biology for a group of allied orders or families of plants or animals.
A supporter, as used in American English from around 1950. Usually used in a negative sense as in, Cohorts in crime.
In E-learning a cohort-based course is one that relies on the interaction with a group of classmates.
A Skull and Bones class is called a cohort. One cohort gets initiated every year.

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