[{"Bold_text": "noun", "List Items": ["Alsoprom?i·nen·cy.the state of being prominent ;conspicuousness.", "something that is prominent ;a projection or protuberance:a prominence high over a ravine.Synonyms: peak , precipice , height , promontory", "Also calledsolar prominence.Astronomy.an eruption of a flamelike tongue of relatively cool, high-density gas from the solar chromosphere into the corona where it can be seen during a solar eclipse or by observing strong spectral lines in its emission spectrum."]}]