Which prefix means 'before'?

The prefix "ante-" is derived from Latin and is commonly used in English to indicate something that is situated before or in front of something else. It is frequently found in words related to time, such as "antebellum," which refers to the period before a war, or "antecedent," which means something that comes before. This prefix highlights the concept of precedence or prior occurrence.

In contrast, the other prefixes listed have different meanings: "anti-" means against or opposed to, "bi-" signifies two or double, and "brady-" refers to slowness. Understanding these distinctions helps clarify why "ante-" is the correct choice for indicating "before."