Xerography or electrophotography is a dry photocopying technique. Its fundamental principle was invented by Hungarian physicist PÃ¡l SelÃ©nyi and based on SelÃ©nyi's publications Chester Carlson applied for and was awarded U.S. Patent 2,297,691 on October 6, 1942. The technique was originally called electrophotography.
A retrospective, generally, is a look back at events that took place, or works that were produced, in the past. As a noun, retrospective has specific meanings in medicine, software development, popular culture and the arts. It is applied as an adjective, synonymous with the term retroactive, to laws, standards, and awards.
DEFINITION of 'Retrocession'. 1. The practice of one reinsurance company essentially insuring another reinsurance company by accepting business that the other company had agreed to underwrite. 2.The voluntary act of returning ceded property from one group to another.Retrocession can also be the result of a request to have property returned but, by definition, is not the result of a forced transaction.3. The process of differentiating or diversifying assets by consolidating and then subdividing them amongst a number of stakeholders.etrocession can also be the result of a request to have property returned but, by definition, is not the result of a forced transaction. 3. The process of differentiating or diversifying assets by consolidating and then subdividing them amongst a number of stakeholders.