Lunisolar is a term used to describe the calendar that is based on both the solar and lunar cycles. It is often used to refer to the traditional calendars of many cultures, including Chinese, Hebrew, and Hindu. There are several synonyms for the word lunisolar, including moon-sun calendar, solar-lunar calendar, and lunar-solar calendar. These terms all describe the same calendar system, which is designed to closely mirror the movements of the sun and the moon. This type of calendar is important for many cultural and religious events, as it allows for accurate timing of lunar cycles and solar seasons.