What does the prefix "pre-" mean in the context of words?

The prefix "pre-" means "to come before." This prefix is derived from Latin and is commonly used in various words to indicate that something occurs prior to another action or event. For example, in the word "preview," the "pre-" indicates that it is something viewed before the main event. Similarly, in "prepare," it signifies the action taken beforehand. Understanding this prefix helps in deciphering the meanings of many words in English, as it provides clarity regarding the timing or order of actions.