Army of Ghosts stopping them. Mickey believes that the Cybermen are in control of the sphere and produces a gun to destroy whatever is in it. Rose is horrified when the sphere opens and reveals its occupants to be a quartet of Daleks, who identify their location as Earth and begin chanting, "Exterminate! Exterminate!". The majority of this episode takes place in the Torchwood Institute, which is seen on screen for the first time. The phrase "Torchwood" originated from an anagram of "Doctor Who" used to conceal the "rushes" tapes during the filming of the first series. It was an arc word used
Anagram dictionary Anagram dictionary In the main type of anagram dictionary, the letters in words or phrases are rearranged in alphabetical order, and these transpositions are themselves then ordered alphabetically within word-length groups, so that any words consisting of this group of letters can be found. This arrangement is designed for use in solving word puzzles such as crosswords, or for playing games such as "Scrabble". The first such anagram dictionary was "The Crossword Anagram Dictionary" by R.J. Edwards In the other kind of anagram dictionary, words are categorized into equivalence classes that consist of words with the same number of each