I believe the word you want is, "Circumnavigate", meaning 'travel around'.
The prefix "mono-" derives from the Greek language. The equivalent Latin prefix would be "uni-".
Greek.
Greek
The previous answer here was "greek". Unfortunately, this is incorrect; perhaps it was a guess? The correct answer is Latin; reference: http://en.wikipedia.org/wiki/Greek_and_Latin_roots_in_English .
Latin, from "novus."
Greek and Latin and Sanskrit.
It is actually a germanic prefix.
Penta is of Greek origin.
prefix meaning fast
If you mean the prefix "uni-" (unicellular, etc.), then it comes from the Latin word unus, meaning "one". (The nearly-equivalent prefix "mono-", however, comes from Greek.)
Spect- is Latin for See or Look
Greek klados - to strike