"Eclipse of the sun" is a term used to describe a celestial event where the moon passes between the Earth and the sun, temporarily blocking the sun's light. While this is the commonly known term, there are other synonyms that can be used to describe this phenomenon. These include solar eclipse, sun blockage, total solar eclipse, sun occultation, and sun obscuration. Regardless of the term used, a solar eclipse is a fascinating event that is observed and studied by astronomers around the world. It is a unique opportunity to witness the beauty and power of the universe, and it can serve as a reminder of the vastness and complexity of the cosmos.