Siamese twins (linguistics) conjoined twins from Siam. In the context of the English language, this word was first used and popularised by H. W. Fowler, a renowned lexicographer. The most common conjunctions used in a phrase that constitutes Siamese twins are "and" or "or." The structure of any Siamese twins phrase has words that are related in some way. The words constituting a Siamese twins phrase may be synonyms, antonyms, include alliterations or similar-sounding words that often rhyme. Other varieties of Siamese twins may also be possible. Examples below are split into various tables; some may belong in more than one table but
Tarzan and the Tarzan Twins it features Tarzan's first meeting with Doctor Karl von Harben, with whom he is already acquainted in "Empire". Because "Twins" is a children's book, however, it is customarily omitted from listings of the main Tarzan series. Thus "Tarzan, Lord of the Jungle" is generally considered the eleventh Tarzan book rather than "Twins". Two schoolboys, Dick and Doc, are cousins who resemble each other because their mothers are twins. As Dick is also related to Tarzan through his father, they become known as the Tarzan Twins. Invited to visit Tarzan's African estate, they become lost in the jungle and are imprisoned