from The American Heritage® Dictionary of the English Language, 4th Edition
- adv. In a basic way; fundamentally or essentially: Throughout the ordeal, he remained basically the same.
- adv. For the most part; chiefly: They basically do what they are supposed to.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. in a fundamental, essential or basic manner
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. in essence; at bottom or by one's (or its) very nature
From basic + -ally (Wiktionary)