ignore, verb, /ɪɡˈnɔːr/
1
to deliberately pay no attention to something that you have been told or that you know about.
to do nothing about or in response to (something or someone).
You can’t ignore the fact that many criminals never go to prison.
problems which we can’t afford to ignore.
If we continue to ignore these problems they will only get worse.
They ignored the warning signs.
ignoring the poor.
2
to behave as if you had not heard or seen someone or something.
to refuse to show that you hear or see (something or someone).
The phone rang, but she ignored it.
Sam rudely ignored the question.
completely/totally ignore somebody/something
He had completely ignored her remark, preferring his own theory.
Register
In everyday British English, people often say take no notice of something or not take any notice of something rather than ignore something:
· There are signs telling you not to smoke, but people don’t take any notice of them.
She tried to ignore him but he wouldn't leave her alone.
I'll ignore that last remark.
ignorant, adjective, /ˈɪɡnərənt/
1
not knowing facts or information that you ought to know. lacking knowledge or information.
an ignorant and uneducated man.
ignorant of
Political historians are often rather ignorant of economics.
ignorant about
Many people remain blissfully ignorant about the dangers of too much sun (=happy because they do not know about the dangers).
He is an ignorant old racist.
She was ignorant about the dangers of the drug.
- often + of
They were ignorant [=unaware] of the facts.
He remains ignorant of the changes.
We were blissfully ignorant of the problems that had occurred.
2
caused by a lack of knowledge and understanding.
resulting from or showing a lack of knowledge.
an ignorant remark.
ignorant opinions.
It was an ignorant mistake.
3
(British English, spoken) rude or impolite.
ignorant behaviour.
— ignorantly adverb
ignorance, noun, /ˈɪgnərəns/
1
lack of knowledge or information about something.
a lack of knowledge, understanding, or education : the state of be ingignorant.
Excuse my ignorance, but how does it actually work?
ignorance of
our ignorance of the true situation.
in ignorance
I would have remained in ignorance if Shaun hadn’t mentioned it.
ignorance about
public fear and ignorance about AIDS.
His racist attitudes were born out of ignorance.
- often + of
Ignorance of the law is no excuse (for violating it).
Their decisions were made in ignorance of [=without knowing] the true nature of the situation.
When asked about the reasons for these drastic changes, shepleaded/pledignorance. [=she said that she did not know the reasons]
an appalling ignorance about/of other cultures.
2 ignorance is bliss
used to say that if you do not know about a problem, you cannot worry about it.
- used to say that a person who does not know about a problem does not worry about it;
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