Calcio- is a prefix that is commonly used in various scientific fields to describe something that is related to calcium. There are numerous synonyms for calcio- that have similar meanings, including calcit- and calcifer-. Calcit- denotes a mineral that is closely related to calcium carbonate, while calcifer- refers to something that has the ability to accumulate calcium. Other synonymous prefixes with calcio- are calci-, calcin-, calciolev-, calciostr-, and calcitrim-. These prefixes are often used in the fields of biology, chemistry, and geology as they relate to the chemical and physical properties of calcium and its derivatives. The wide variety of synonymous prefixes for calcio- highlight the importance and versatility of this essential mineral in various fields of science.