Erroneous

Part of speech: adjective (a.)

1. Wandering; straying; deviating from the right course; -- hence, irregular; unnatural. [Obs.] "Erroneous circulation." Arbuthnot. Stopped much of the erroneous light, which otherwise would have disturbed the vision. Sir I. Newman.

2. Misleading; misled; mistaking. [Obs.] An erroneous conscience commands us to do what we ought to omit. Jer. Taylor.

3. Containing error; not conformed to truth or justice; incorrect; false; mistaken; as, an erroneous doctrine; erroneous opinion, observation, deduction, view, etc. -- Er*ro"ne*ous*ly, adv. -- Er*ro"ne*ous*ness, n.