The term "zodiac sign" refers to one's astrological sign and is often used to describe a person's personality and character traits. However, there are several other terms that can be used interchangeably with "zodiac sign", such as sun sign, star sign, astrological sign, celestial sign, and birth sign. Each of these terms describes the same concept of a person's unique placement in the zodiac based on their birthdate. Understanding one's zodiac sign can provide insight and guidance into their strengths and weaknesses, as well as compatibility with others who share similar signs. Whether you prefer to use "zodiac sign" or one of its synonyms, this celestial system remains a fascinating aspect of human discovery and self-understanding.