open enrollment

noun

1

a

chiefly US : the voluntary enrollment of a student in a public school other than the one assigned on the basis of residence

Carnegie Vanguard High would continue to offer open enrollment to students from across the district and would still likely offer transportation to all its students.

—Shelby Webb

b

chiefly US : enrollment on demand as a student in an institution of higher learning irrespective of formal qualifications

Open enrollment, long the hallmark of the community college, may soon be a thing of the past.

—Rick Diguette

2

chiefly US : a period of time during which someone can join something (such as a health insurance plan) as a member or participant : a period of time during which a person can enroll in something

Just one in four people who buy their own insurance or who are uninsured could name the correct deadline (December 15) for open enrollment, according to a Kaiser Family Foundation poll taken last month.

—Dylan Scott

Examples of open enrollment in a Sentence

Many voters support open enrollment.

the city's open enrollment policy

Employees can sign up for new benefits during open enrollment.

Recent Examples on the Web

The school has open enrollment. —Doug Ross, Chicago Tribune, 18 June 2026

Nearly 100 Pisgah clients, out of about 700 that Alexander's team worked with during open enrollment, decided to drop insurance this year, and many others chose cheaper ACA plans with less coverage, Alexander said. —Andrew Jones, CBS News, 15 June 2026

Nearly 100 Pisgah clients, out of about 700 that Alexander’s team worked with during open enrollment, decided to drop insurance this year, and many others chose cheaper ACA plans with less coverage, Alexander said. —Andrew Jones, Miami Herald, 15 June 2026

During open enrollment at the beginning of 2026, sign-ups and renewals only fell by about a million, the organization said. —Katharina Buchholz, Forbes.com, 12 June 2026

Word History

First Known Use

1920, in the meaning defined at sense 2