Acronym it. This has become such a problem that it is even evaluated at the level of medical academies such as the American Academy of Dermatology. Acronyms are often taught as mnemonic devices, for example in physics the colors of the visible spectrum are said to be "ROY G. BIV" ("red-orange-yellow-green-blue-indigo-violet"). They are also used as mental checklists, for example in aviation: "GUMPS", which is "Gas-Undercarriage-Mixture-Propeller-Seatbelts". Other examples of mnemonic acronyms are "CAN SLIM", and "PAVPANIC" as well as "PEMDAS". It is not uncommon for acronyms to be cited in a kind of false etymology, called a "folk etymology", for a
Mnemonic verses of monarchs in England Mnemonic verses of monarchs in England A mnemonic verse listing the monarchs ruling in England since William the Conqueror was traditionally used by English schoolchildren in the era when rote learning formed a major part of the curriculum. The verse omits mentioning any pre-Conquest Saxon kings. The main part of the verse is largely constant, but the stanza from the 20th century has a number of variations. Alan Bennett's staging of the verse in "Forty Years On" works around the issue by stopping at Victoria. The 1991 film "King Ralph" included a brief section of the mnemonic. As the Houses