n. Erroneousness. [ 1913 Webster ]
p.a. 1. Being in error; judging wrongly; having a wrong opinion or a misconception; as, a mistaken man; he is mistaken. [ 1913 Webster ]
2. Erroneous; wrong; as, a mistaken notion. [ 1913 Webster ]
adv. By mistake. Goldsmith. [ 1913 Webster ]