What does the root word scent mean?

The root word "scent" doesn't really have a specific meaning on its own. It's already a complete word!

"Scent" means:

* The smell of something, especially a pleasant one.

* To smell something.

For example:

* "The roses had a lovely scent."

* "The dog was scenting the ground."

If you're looking for the origin of the word "scent," it comes from the Old French word "sent," which meant "smell."