•
Recall (memory), in learning, the ability to recall facts and figures in memory •
Memory and retention in learning •
Selective retention •
Cultural retention •
Customer retention •
University student retention •
Employee retention, the ability to keep employees within an organization •
Forced retention •
Grade retention, in schools, keeping a student in the same grade for another year (that is, not promoting the student to the next higher grade with their classmates) • Retention or
retainage of an agreed portion of a contract price until project completion •
Retention basin •
Retention election, in the United States court system, a process whereby a judge is periodically subject to a vote in order to remain in the position of judge •
Retention rate •
Retention ratio, in company earnings •
Retention of vision, in magic •
Water retention (medicine), abnormal accumulation of fluid in the body •
Urinary retention, the lack or inability to urinate •
Variable retention, in land management and forestry conservation ==Information and records==