Essentially

Adverb

1. In an essential way. In essence: by nature.

   "The beaver is a social creature, not just occasionally but essentially."

2. In essence: by nature.

   "The beaver is a social creature, not just occasionally but essentially."

3. In essence: in most ways that matter; in all ways that matter.

   "A: So you're saying, in other words, that he's greedy? B: Essentially, yes, that's what I'm saying."