1. Input and word retrieval means for enabling rapid input and retrieval of a first word represented in a first language, said means being adapted to an electronic translator for obtaining a second word represented in a second language, equivalent to the first work, in response to the input and retrieval of the first word, comprising: specifying means for specifying at least one letter; input means connected to said specifying means for inputting said at least one letter into the electronic translator; the translator comprising memory means for memorizing a plurality of words in the first language containing the at least one letter; access means connected to said input means and said memory means for addressing said memory means; said access means being responsive to a first operation of said input means for retrieving from said memory means one or more partial words starting with said at least one letter; the translator further comprising display means, connected to said memory means, for displaying said at least one partial word; said specifying means comprising means, upon further operation after said first operation of said input means, for retrieving from said memory means one or more complete words starting with at least one said partial word in either an alphabetical order or a reverse alphabetical order in the first language; said display means, receiving said partial word from said memory means, upon said operation of said specifying means.