serious
1 adj Serious problems or situations are very bad and cause people to be worried or afraid.
Crime is an increasingly serious problem in Russian society..., The government still face very serious difficulties..., Doctors said his condition was serious but stable.
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seriously adv ADV adj/adv, ADV with v
If this ban was to come in it would seriously damage my business..., They are not thought to be seriously hurt.
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seriousness n-uncount oft N of n
...the seriousness of the crisis.
2 adj Serious matters are important and deserve careful and thoughtful consideration.
I regard this as a serious matter..., Don't laugh boy. This is serious.
3 adj When important matters are dealt with in a serious way, they are given careful and thoughtful consideration.
usu ADJ n
My parents never really faced up to my drug use in any serious way..., It was a question which deserved serious consideration.
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seriously adv ADV with v
The management will have to think seriously about their positions.
4 adj Serious music or literature requires concentration to understand or appreciate it.
ADJ n
There is no point reviewing a blockbuster as you might review a serious novel.
5 adj If someone is serious about something, they are sincere about what they are saying, doing, or intending to do.
oft ADJ about n
You really are serious about this, aren't you?..., I hope you're not serious.
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seriously adv ADV adj/adv, ADV with v
Are you seriously jealous of Erica?
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seriousness n-uncount oft N of n
In all seriousness, there is nothing else I can do...
6 adj Serious people are thoughtful and quiet, and do not laugh very often.
He's quite a serious person...
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seriously adv ADV with v
They spoke to me very seriously but politely.