irrational
ir|ra|tion|al /ɪr'æʃənəl/
[ADJ]
If you describe someone's feelings and behaviour as irrational, you mean they are not based on logical reasons or clear thinking.
...an irrational fear of science.
= unreasonable
≠ rational
● irrationally [ADV] ADV with v, ADV adj, ADV with cl
My husband is irrationally jealous over my past loves.
● irrationality [N-UNCOUNT]
...the irrationality of his behaviour.
[ADJ]
If you describe someone's feelings and behaviour as irrational, you mean they are not based on logical reasons or clear thinking.
...an irrational fear of science.
= unreasonable
≠ rational
● irrationally [ADV] ADV with v, ADV adj, ADV with cl
My husband is irrationally jealous over my past loves.
● irrationality [N-UNCOUNT]
...the irrationality of his behaviour.