Snow crystal is a beautiful natural phenomenon that occurs during the winter months. It is a unique and intricate ice formation that looks like a tiny crystal when observed closely. The term "snow crystal" is often used to describe this phenomenon, but there are many other synonyms that can be used as well. Some common synonyms of snow crystal include snowflake, ice crystal, snow prism, frost crystal, and snow diamond. Each of these terms has its own connotation and can be used to describe the appearance or texture of snow crystals. Overall, these synonyms provide a rich vocabulary to describe the beauty and wonder of snow crystals.