possibly

Meanings

1. 1
   adv

   to a degree possible of achievement or by possible means

   they can't possibly get here in time for the funeral?

2. 2
   adv

   Perhaps; indicates that the proposition may be true (is not certainly false) regardless of any facts or circumstances known to, stated by or implied by the speaker.

   Near-synonyms: maybe, perhaps, mayhap, mayhaps, by chance, perchance, peradventure; conceivably

3. 3
   adv

   In the realm of possibility; indicates that the action may successfully be performed (is not impossible) regardless of any facts or circumstances known to, stated by or implied by the speaker that might limit the performance.

   I'm much stronger than you, so you can't possibly win.

4. 4
   adv

   by chance

Etymology

From possible + -ly.