6.3 Vocabulary Acquisition and Use


A prefix is a word part that is added to the beginning of a word to change its meaning. The chart shows some common Latin and Greek prefixes and their meanings.

Latin Prefix Meaning Greek Prefix Meaning
re- back, again para- beside, beyond
non- not mono- one
co- with syn- with, same

Read each sentence. Figure out the meaning of each highlighted word by thinking about the meaning of the prefix. Click on the word to see whether you figured out the correct meaning.

When I finish college, I would like to be a |paramedic|.

The |coauthors|wrote the book together.

The twins in my class are |nonidentical|.

Now click the Practice button below to show what you know about prefixes.

For more information about Prefixes, click here: Multisyllabic Words: Word Parts.

To learn about suffixes and roots, click the button to go back to the Main Page.