erroneously
adv. manner C1 Advanced US //ɛˈɹoʊniəsɫi// UK //ɛɹˈəʊniəsli// er·ro·neous·ly
adv. in a way that is wrong or based on a mistake.
adv. in a mistaken or incorrect manner; based on an error in fact or logic.
The computer erroneously flagged the file as a virus.
The bank erroneously credited her account with an extra thousand dollars due to a software glitch.
Historians once erroneously believed the ruins dated back to the Bronze Age, but modern carbon dating has since corrected that timeline to the medieval period.
From erroneous + -ly.
Usage
Typically placed before the verb it modifies or at the end of the clause.
Pitfall
The data was erroneously.The data was erroneous.Learners often use the adverb 'erroneously' when the adjective 'erroneous' is required after a linking verb like 'be'.