noun

• The act or an instance of receding or withdrawing.
• A period of low temperatures that causes a reduction in species; ice age.
• (economics) A period of reduced economic activity
• The ceremonial filing out of clergy and/or choir at the end of a church service.
• The act of ceding something back.
• (surgery) A procedure in which an extraocular muscle is detached from the globe of the eye and reattached posteriorly.