impossible
Meaning
adj 1: not capable of occurring or being accomplished or dealtwith; "an impossible dream"; "an impossible situation"
[ant: possible]
2: totally unlikely [syn: inconceivable, out of the question,
unimaginable]
3: used of persons or their behavior; "impossible behavior";
"insufferable insolence" [syn: insufferable, unacceptable,
unsufferable]
n : something that cannot be done; "his assignment verged on the
impossible"