The prefix pre-, which means “before,” appears in numerous English vocabulary words, for example: predict, prevent, and prefix! An easy way to remember that the prefix pre- means “before” is through the word prevent, for when you come “before” something else to stop it from happening, you prevent it.

Which prefix means before or in front of?

​The prefix anti- means "before, in front of."

What is pre In medical terms?

Prefix meaning anterior; before (in time or space).