Third-person singular simple present indicative form of error

plural of error

(sciences) Involving error; not errorless. / (archaic) Full of error; wrong.

Synonym of erroneous

(computing) To function improperly due to an error, especially accompanied by error message. / (telecommunications) To show or contain an error or fault. / (nonstandard) To err.

present participle of error

simple past tense and past participle of error

(telecommunications) Containing one or more errors; faulty.

By mistake / Mistaken

something that is not correct; a mistake