ignorant

IG-ner-unt /ˈɪɡ.nər.ənt/
adjectiveB1TOEFLIELTS
general

Lacking knowledge, information, or awareness about a particular subject.

Technically means uneducated or uninformed on a topic; can sometimes be felt as offensive if mistaken for stupidity.

The story behind the word. From Latin 'ignorantem', combining 'in-' (not) with 'gnarus' (knowing, aware). It shares distant ancient heritage with words like 'know' and 'cognition', rooted in the basic human state of not knowing something.

Word relationships

  • uninformed: Uninformed is polite and neutral; ignorant can sound stronger or more critical.
  • unaware: Unaware refers to situational lack of notice; ignorant refers to lack of systemic knowledge.
  • knowledgeable: Knowledgeable means possessing vast, accurate information.
  • educated: Educated implies formal learning and mental cultivation.

Commonly confused with

  • ignore: Ignore is deliberate (choosing not to pay attention); ignorant is state-based (simply not knowing).

Word family

  • ignorance (noun): Lack of knowledge, education, or awareness.
  • ignorantly (adverb): In an ignorant manner.

Collocations

  • ignorant of
  • woefully ignorant
  • completely ignorant
  • remain ignorant

Idioms & expressions

  • ignorance is bliss

Example sentences

  • "Being ignorant of local customs can cause unintended offense when traveling abroad." Educational philosophy
  • "Many citizens remained ignorant of the new vaccination guidelines until flyers were posted." Public health campaign

Memory hook

An IGNO-rant person IGNO-res facts because they don't know them yet. Lacking knowledge.

When not to use

Do not use 'ignorant' as a synonym for 'rude' in formal English, even though dialectal usage sometimes does.

Fun facts

  • The famous phrase 'Ignorance is bliss' comes from Thomas Gray's 1742 poem 'Ode on a Distant Prospect of Eton College'.

Related words

oblivious, naive, obtuse

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