4. An apparatus for processing a television signal having caption data therein, the apparatus comprising: a detector for receiving the television signal; a decoder having an input coupled to the detector for receiving the television signal, having a first output for providing the television signal to a television, and having a second output for providing caption data; a display having an input for receiving caption text and having a screen for displaying the caption text; a memory for storing a dictionary and having an output for providing a portion of the dictionary responsive to a dictionary request; and a central processing unit having a first input coupled to the output of the decoder for receiving the caption data, having a second input coupled to the output of the memory for receiving said portion of the dictionary, having a first output coupled to the input of the display for providing the caption text and for providing said portion of the dictionary, and having a second output coupled to the memory for providing the dictionary request in response to a user selected command.
4. An apparatus for processing a television signal having caption data therein, the apparatus comprising: a detector for receiving the television signal; a decoder having an input coupled to the detector for receiving the television signal, having a first output for providing the television signal to a television, and having a second output for providing caption data; a display having an input for receiving caption text and having a screen for displaying the caption text; a memory for storing a dictionary and having an output for providing a portion of the dictionary responsive to a dictionary request; and a central processing unit having a first input coupled to the output of the decoder for receiving the caption data, having a second input coupled to the output of the memory for receiving said portion of the dictionary, having a first output coupled to the input of the display for providing the caption text and for providing said portion of the dictionary, and having a second output coupled to the memory for providing the dictionary request in response to a user selected command. 5. The apparatus of claim 4 wherein the central processing unit has a third input for receiving at least one user selected command and the caption text provided to the display is not updated responsive to a second user selected command.