cohort

American  

[koh-hawrt] / ˈkoʊ hɔrt /

noun

1. a group or company.

   She has a cohort of admirers.

2. a companion or associate.

   Synonyms:

   buddy, pal, chum, fellow, comrade, friend

3. one of the ten divisions in an ancient Roman legion, numbering from 300 to 600 soldiers.

4. any group of soldiers or warriors.

5. an accomplice; abettor.

   He got off with probation, but his cohorts got ten years apiece.

6. a group of persons sharing a particular statistical or demographic characteristic.

   the cohort of all children born in 1980.

7. Biology. an individual in a population of the same species.

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cohort British  

/ ˈkəʊhɔːt /

noun

1. one of the ten units of between 300 and 600 men in an ancient Roman Legion

2. any band of warriors or associates

   the cohorts of Satan

3. an associate or follower

4. biology a taxonomic group that is a subdivision of a subclass (usually of mammals) or subfamily (of plants)

5. statistics a group of people with a statistic in common, esp having been born in the same year

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Usage

What does cohort mean? A cohort is a group of people, as in The senator is traveling with a large cohort. It can also refer to an associate or companion, as in I’m meeting up with some of my cohorts from my days as a salesperson. Sometimes, cohort refers to an accomplice in crime or some other underhanded activity, as in The supervillain and his cohorts have robbed yet another bank. When referring to a group, cohort can also be used in a more specific way to mean a group of people who share a common characteristic, come from the same demographic, or have been sorted into the same category. In statistical studies, it’s especially used to refer to people born in the same year or range of years, as in This study focuses on the cohort of people born between 1980 and 1985. In education, cohort is used to refer to a group of students, such as one consisting of students who started in the same year, or one of the multiple smaller groups that a class has been divided into.In biology, cohort is used to refer to an individual animal or organism in a population of the same species.

Etymology

Origin of cohort

First recorded in 1475–85; from Middle French cohorte, from Latin cohort- (stem of cohors ) “farmyard, armed force (originally, from a particular place or camp), cohort, retinue,” equivalent to co- “with, together” + hort- (akin to hortus “garden”); replacing late Middle English cohors, from Latin; co-, com-

Example Sentences

A cohort of skilled people coalesces, and the Junglekeepers nonprofit is born, taking donations for land acquisition.

From The Wall Street Journal

Large cohort studies also suggest that people who regularly drink tea have a lower risk of death from all causes, reduced rates of CVDs, and a decreased likelihood of developing certain cancers.

From Science Daily

He now has an opportunity to create the studies and to establish a cohort that will be followed prospectively for both short or long term adverse events.

From The Wall Street Journal

"It is a great sense of achievement to see this cohort through as there is no equivalent programme anywhere in the world," he said.

From BBC

The fastest growing cohort being diagnosed is adult women.

From The Wall Street Journal

Related Words

• companion
• comrade
• disciple
• follower