1. An electronic language translator for use in translating any of a certain plurality of groups of words from a first language into a second language, the translator comprising: an input means for entering and storing a selected word from a chosen group of words corresponding to one of the certain plurality of groups of words in the first language; a first memory means for storing data representing each of the plurality of groups of words in the first language; an address means responsive to the input means for addressing the first memory means to cause sequential retrieval of each of the plurality of groups of words stored in the first memory means; a detection means connected to the first memory means and responsive to the addressing of the first memory means by the address means for detecting equivalency between the selected word stored in the input means and any word of any one of the plurality of groups of words retrieved from the first memory means; a second memory means for storing data representing a second and like plurality of groups of words in the second language, each of the second groups of words being the translation of one of the groups in the first language and being correspondingly addressed within the second memory means as is its counterpart in the first memory means, the second memory means being simultaneously addressed along with the first memory means by the address means such that upon a detection of equivalency by the detection means, the corresponding, translated group of words in the second language is retrieved; and a display means responsive to the detection means for displaying the corresponding, translated group of words in the second language that has been retrieved from the second memory means whereby translation of a group of words from the first language to the second language can be accomplished by inputting only a single word selected from the group of words in the first language.