Yes it is, but I have no idea what it means. And it's probably not actually a word at all. But the morons at Words with Friends believe it is. So of course it's a word.
Do you mean the definition? If you do, :A single distinct meaningful element of speech or writing, used with others (or sometimes alone) to form a sentence and typically shown with a space on either...
A base word is a word that has a prefix or suffix added to it (e.g fix, refix, fixed.) Fix would be the base word. A root word is a word that another word comes out of. "path" is the root word that...