Open your Word document. Select the View tab, then select Immersive Reader . Immersive Reader will launch a full screen experience. Choose the Immersive Reader options that work for you from the ribbon. Once you click in your Word document to read or edit, the Immersive Reader ribbon will minimize. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.