Retention

Retention may refer to:

General

• Retention, in learning, the ability to retain facts and figures in memory (see spaced repetition)
  • Selective retention
• Cultural retention
• Customer 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 his/her classmates)
• 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 ratio, in company earnings
• Retention of vision, in magic
• Urinary retention, the lack or inability to urinate
• Variable retention, in land management and forestry conservation

Information and records

• Retention (news server), in Usenet, the time a news server holds a newsgroup posting before deleting it as no longer relevant
• Data retention, in law and computing
  • Data retention (telecommunication)
• Retention period, of a document, in records management
• Retented, the act of applying retention policies to something or someone
• Retention of title clause, in law

Chemistry

• Retention agent, a process chemical
• CO₂ retention
• Retention of configuration, in chemical reactions
• ER retention, proteins retained in the endoplasmic reticulum after folding

Maths

• Retention distance
• Retention factor
• Retention uniformity

See also

• All pages beginning with "Retention"
• All pages with titles containing "Retention"
• Water retention (disambiguation)
• Retainer (disambiguation)