Cystolith, also known as a bladder stone, refers to a medical condition characterized by the presence of hard mineral deposits in the urinary bladder. Some common synonyms for cystolith include vesical calculus, urinary calculi, bladder calculi, and urolithiasis. These terms are used to describe the formation of stones in the urinary tract that can cause urinary tract infections, bladder inflammation, and pain during urination. Other related words that can be used as synonyms for cystolith include kidney stones, renal calculi, and nephrolithiasis, which refer to the formation of stones in the kidney. It is important to seek medical attention if one experiences symptoms of cystolith to prevent further complications.