3. a. Any of various plants similar to cannabis, especially one yielding a similar fiber.
b. The fiber of such a plant.
[Middle English, from Old English hænep.]
There are hundreds of names for hemp. Think you can come up with them all? See how many you can come up with before you visit the site below. I only knew about 1/25 th of the names on the following page:
The Many Names of Cannabis