Wordnet 3.0
ADVERB (1)
1.
with a possibility of becoming actual;
- Example: "he is potentially dangerous"- Example: "potentially useful"
The Collaborative International Dictionary of English v.0.48:
Potentially \Po*ten"tial*ly\, adv.
1. With power; potently. [Obs.]
[1913 Webster]
2. In a potential manner; possibly, not positively.
[1913 Webster]
The duration of human souls is only potentially
infinite. --Bentley.
[1913 Webster]
WordNet (r) 3.0 (2006):
potentially
adv 1: with a possibility of becoming actual; "he is potentially
dangerous"; "potentially useful"