16. The key-symbol dictionary according to claim 2 , wherein the user-recognized radicals include Chinese characters.
2. The key-symbol dictionary according to claim 1 , further comprising: a user radical dictionary section containing a list of user-recognized radicals within the set of Chinese radicals, each entry in the list of user-recognized radicals having thereat: the keyword associated with the respective single Chinese radical; the bridge associated with the keyword in the key-symbol page for the respective single Chinese radical; and each entry in the list of user-recognized radicals being ordered alphabetically based on a spelling of a respective one of the associated bridges; and a user multi-radical dictionary section containing a list of user-recognized multi-radical words, each entry in the list of user-recognized multi-radical words having: a written form of the multi-radical word containing at least two of the user-recognized radicals; a written form of the meaning of the multi-radical word in the user's language; the bridge entry for each of the at least two of the user-recognized radicals within the multi-radical word; a mnemonic in the user's language for recalling the written form of the multi-radical word, the mnemonic being based upon at least one memory jogger for each of the user-recognized radicals within the multi-radical word; and each entry in the list of user-recognized multi-radical words being ordered alphabetically based first on a spelling of a first bridge associated with a respective one of the user-recognized multi-radical words.