Enrollment (noun)

1. The act or process of enrolling or being enrolled in a school, college, university or program.
2. The number of students or participants enrolled in a school, college, university or program.
3. The act of registering or being registered for a course, program, service or event.

Origin:

From middle french enroller ("to enroll"), from en- ("in") + roller ("to roll"), from old french rolle ("roll"), from latin rotula ("little wheel"), diminutive of rota ("wheel").

Examples:

1. The enrollment for the new program was very high, with hundreds of students signing up.
2. The enrollment figures for the school showed a decline in the number of students.
3. The enrollment deadline for the course was fast approaching.
4. Her enrollment in the course provided her with the skills she needed for her job.
5. The enrollment process was quick and easy, with staff available to help with any questions.