- a group or company: She has a cohort of admirers.
- a companion or associate.
- one of the ten divisions in an ancient Roman legion, numbering from 300 to 600 soldiers.
- any group of soldiers or warriors.
- an accomplice; abettor: He got off with probation, but his cohorts got ten years apiece.
- a group of persons sharing a particular statistical or demographic characteristic: the cohort of all children born in 1980.
- Biology. an individual in a population of the same species.
Origin of cohort
SynonymsSee more synonyms for on Thesaurus.com
Examples from the Web for cohort
Good luck finding that cohort of “naïve” participants, noble goal though that it is.Does Porn Cause Brain Shrinkage In Men?
May 31, 2014
Here was a cohort, after all, that grew up thinking that it could, and would, change the world.Hillary 2016 Brings Back Boomer Clinton Rage
August 14, 2013
All of which makes me wonder why Lindsey Graham and his cohort were so afraid the guy would clam up.The System Is Working
April 23, 2013
I went to a fairly prestigious Midwestern university, and I entered the program with a cohort of 14 first-year grad students.Too Many Students, Too Few Jobs
January 18, 2013
Among an older, Baby Boomer cohort (ages 55 to 69) only 16 percent ever attended such full-time Jewish educational institutions.What It Means That ‘New York Jew’ Is No Longer Synonymous With ‘Liberal’
June 15, 2012
The cohort on duty was drawn up under arms at the palace gates.Nero
I must,” replied Marcus; “but it will be dreadful for the first cohort which leads.Marcus: the Young Centurion
George Manville Fenn
When Uncle Si and his cohort got through with them they were as billowy as the surface of the ocean.The House
Nevertheless, he disregarded the "cohort," and paid the money into the treasury.The Life of Cicero
Certainly, if the butchers of the Schwarzburg are to form my cohort.A Son of the Immortals
- one of the ten units of between 300 and 600 men in an ancient Roman Legion
- any band of warriors or associatesthe cohorts of Satan
- mainly US an associate or follower
- biology a taxonomic group that is a subdivision of a subclass (usually of mammals) or subfamily (of plants)
- statistics a group of people with a statistic in common, esp having been born in the same year
Word Origin and History for cohort
early 15c., "company of soldiers," from Middle French cohorte (14c.) and directly from Latin cohortem (nominative cohors) "enclosure," meaning extended to "infantry company" in Roman army (a tenth part of a legion) through notion of "enclosed group, retinue," from com- "with" (see co-) + root akin to hortus "garden," from PIE *ghr-ti-, from root *gher- "to grasp, enclose" (see yard (n.1)). Sense of "accomplice" is first recorded 1952, American English, from meaning "group united in common cause" (1719).
- A defined population group followed prospectively in an epidemiological study.