English Reference
Noun

misinformation

n. uncountable
B2 Upper Intermediate US /ˌmɪsɪnfɝˈmeɪʃən/ UK /mˌɪsɪnfəmˈeɪʃən/ mis·in·for·ma·tion UK spelling misinformations

n.false or incorrect information that is shared, even if the person sharing it does not mean to trick you.

n.false or inaccurate information that is spread, regardless of an intent to deceive. Often contrasted with 'disinformation', which implies a deliberate attempt to mislead.


SIMPLE

The article was full of misinformation about the new law.

CONTEXTUAL

Social media platforms struggle to stop the spread of misinformation during election cycles when false stories go viral quickly.

COMPLEX

While some errors are honest mistakes, the cumulative effect of misinformation can erode public trust in scientific institutions and complicate the implementation of necessary health policies.

Pitfall
these misinformationsthis misinformation

Misinformation is uncountable and does not have a plural form; use 'pieces of misinformation' if you need to count individual instances.

Research suggests that conflicting information , along with misinformation, contributes to declining vaccination rates.

The Guardian· 13 Aug 2026

In addition, at least a dozen facilities treating Ebola have been attacked , largely due to fear, misinformation and  deep community mistrust of outside authorities .

UN News· 11 Aug 2026

Common in health writing


From mis- + information.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated