Emily Dickinson Lexicon

FAL-LI-BIL'I-TY, n. [It. fallibilità. See Fallible.]

1. Liableness to deceive; the quality of being fallible; uncertainty; possibility of being erroneous, or of leading to mistake; as, the fallibility of an argument, of reasoning or of testimony.
2. Liableness to err or to be deceived in one's own judgment; as, the fallibility of men.