Provided are an electronic device, a control program, a recording medium, and a control method that enable a user to efficiently learn a word to be learned. If search processing for searching for detailed information of a headword based on a received input is performed while an image is being displayed, the electronic device causes the headword corresponding to the detailed information searched for by the search processing and image information identifying the image being displayed to be stored in an associated manner. When the image identified by the image information is displayed, the electronic device causes the headword associated with the image information to be further displayed.