Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 25. Chapters: Alphabetical Africa, Ambigram, Autogram, Cadaeic Cadenza, Chronogram, Life A User's Manual, Lion-Eating Poet in the Stone Den, Lipogram, One syllable article, Oulipo, Palindrome, Pilish, Tautogram, The Gates of Paradise, Univocalic, Word square. Excerpt: A palindrome is a word, phrase, number, or other sequence of symbols or elements, whose meaning may be interpreted the same way in either forward or reverse direction. Composing literature in palindromes is an example of constrained writing. The word "palindrome" was coined from the Greek roots (; "again") and (; "way, direction") by the English writer Ben Jonson in the 17th century. The Greek phrase to describe the phenomenon is (; "crab inscription"), or simply karkinoi (; "crabs"), alluding to the movement of crabs, such as an inscription that may be read backwards. The Sator Square.Palindromes date back at least to 79 AD, as a palindrome was found as a graffito at Herculaneum, a city buried by ash in that year. This palindrome, called the Sator Square, consists of an sentence written in Latin: "Sator Arepo Tenet Opera Rotas" ("The sower Arepo holds works wheels"). It is remarkable for the fact that the first letters of each word form the first word, the second letters form the second word, and so forth. Hence, it can be arranged into a word square that reads in four different ways: horizontally or vertically from either top left to bottom right or bottom right to top left. As such, they can be referred to as palindromatic. A palindrome with the same property is the Hebrew palindrome, "We explained the glutton who is in the honey was burned and incinerated," (; PRShNW RBTN ShBDBSh NTBR WNShRP or parasnu raabhtan shebad'vash nitba'er venisraf), by Abraham ibn Ezra, referring to the halachic question as to whether a fly landing in honey makes the honey treif...