1.
[syn: basically, fundamentally, essentially]
The Collaborative International Dictionary of English v.0.48:
Essentially \Es*sen"tial*ly\, adv.
In an essential manner or degree; in an indispensable degree;
really; as, essentially different.
[1913 Webster]
WordNet (r) 3.0 (2006):
essentially
adv 1: in essence; at bottom or by one's (or its) very nature;
"He is basically dishonest"; "the argument was
essentially a technical one"; "for all his bluster he is
in essence a shy person" [syn: basically,
fundamentally, essentially]