why is it called christmas eve

Christmas Eve is the night before Christmas, which is a special time of year for many people. It's the day when people prepare for Christmas by decorating their homes, baking cookies, and spending time with loved ones. Christmas Eve is also known as the day before Christmas Day, which is a national holiday in many countries around the world. It's a time of anticipation and excitement as people await the arrival of Santa Claus and the gifts he brings.