| absurd |
not at all logical; impossible to be true; ridiculous. [1/2 definitions] |
| agnostic |
one who believes it is impossible to know anything about the existence or nonexistence of God or about the essential nature of things beyond the material universe. [1/4 definitions] |
| airlift |
the systematic transportation of people or supplies by air when ground routes are impossible or dangerous to use, esp. in a battle zone or during an emergency. [1/2 definitions] |
| Babel |
according to the Old Testament, a tower built by the descendants of Noah, which was to reach heaven, a plan frustrated by God, who made communication among workmen impossible by creating a confusion of languages. |
| bottomless |
impossible to reach an understanding of; unfathomable. [1/3 definitions] |
| cataract |
a clouding of the lens of the eye, blocking out light and making it difficult or impossible to see. [1/2 definitions] |
| Catch-22 |
a situation in which one is trapped between two logically contradictory rules or regulations that make successful action impossible. |
| confuse |
to cause misunderstanding, or to make understanding difficult or impossible; mix up; bewilder. [1/2 definitions] |
| conundrum |
a puzzle or problem with a difficult or impossible solution. [1/2 definitions] |
| cul-de-sac |
a condition in which further progress is impossible. [1/2 definitions] |
| defy |
to challenge or dare to do something very difficult or impossible. [1/3 definitions] |
| fabulous |
almost impossible to believe; amazing. [1/2 definitions] |
| fireproof |
difficult or impossible to set on fire or to damage or destroy with fire. |
| forbid |
to obstruct or make impossible. [1/4 definitions] |
| illegible |
difficult or impossible to read. |
| immeasurable |
impossible to measure; very great. |
| impassable |
impossible to go past, through, over, or around. |
| impenetrable |
impossible to penetrate or enter; impervious. [3 definitions] |
| impossibility |
the state or quality of being impossible. [2 definitions] |
| impossibly |
in an impossible way. [1/3 definitions] |
| inaccessible |
hard or impossible to reach, approach, or attain. |