Which of the following is the definition of the word prefix? (1 point)

• an affix added to the end of a word root
• an affix added at the beginning of a word root
• word part added at the beginning or end of a word root that changes the word's meaning
• a basic word part that often comes from Greek or Latin

• an affix added at the beginning of a word root

The definition of the word prefix is: an affix added at the beginning of a word root.

The definition of the word "prefix" is an affix added at the beginning of a word root. To determine the correct definition among the given options, you can break down the word "prefix" into its parts.

The word "pre" means before or in front of, and "fix" refers to the root word. So, a prefix is added before the root word to change its meaning or create a new word.

By analyzing the options, you can see that the second option, "an affix added at the beginning of a word root," matches the definition of a prefix. Therefore, the correct answer is option #2.