Synonyms of erroneous

erroneous

adjective

i-ˈrō-nē-əs 

as in inaccurate

not being in agreement with what is true

a poorly researched news article about the new virus that was filled with much erroneous information

Synonyms & Similar Words

• inaccurate
• incorrect
• wrong
• false
• misleading
• invalid
• untrue
• distorted
• untruthful
• inexact
• unsound
• off
• deceptive
• off base
• fraudulent
• spurious
• specious
• fictitious
• fallacious
• illusory
• counterfactual
• delusive
• mendacious
• deceitful
• dishonest
• delusory
• invented
• unproven
• awry
• unconfirmed
• lying
• amiss
• untested
• askew
• fabricated
• made-up
• trumped-up

Antonyms & Near Antonyms

• correct
• accurate
• proper
• true
• valid
• right
• factual
• exact
• precise
• sound
• confirmed
• demonstrated
• established
• errorless
• veracious
• perfect
• tested
• proven
• impeccable
• flawless
• faultless
• letter-perfect

Example Sentences

Recent Examples of erroneous

Mason highlights – with levity and humor – how erroneous ideas, gullibility, and blinders can lead even people who should know better down rabbit holes. — Monitor Reviewers, Christian Science Monitor, 23 July 2026

Vilified for superstitious or erroneous beliefs, many of these species did not actually compete with people for food or pose other significant dangers. — Elan Abrell, The Conversation, 22 July 2026

Early details about the cause and source of the nationwide outbreak of cyclosporiasis—and the dangers in not immediately correcting erroneous information about it —is a good example. — Edward Segal, Forbes.com, 20 July 2026

Another problem was an erroneous assumption about the longevity of fillers. — James Hibberd, HollywoodReporter, 15 July 2026