0 extremely interested in something, to a degree that some people find unreasonable:
His dedication to fitness was almost fanatical.
Gary's fanatical about football.
a fanatical group that has threatened to assassinate doctors
It allows the fanatical followers to 'reexperience the sense of omnipotence', lost with the discovery of self in early infancy.
But then they urged each other not to fear a hoard of fanatical women.
Only once the author gives additional information from which we might infer what he actually means by 'fanatical'.
On closer questioning this proved to mean a less than fanatical devotion to the use of soluble pessaries, but left the investigator with a problem of classification.
As reflected in the dictionary definition of the term, teenyboppers are seen as passive consumers, fanatical followers of the latest fashions and credulous dupes for advertisers.
Therefore, naturally, he has not the fanatical zeal of the novitiate.
The conservation lobby, which is worthy but sometimes a tiny bit fanatical, brews up feelings that lead to statements which are essentially overkill.
They are a people, half of whom are fanatical religionists, and half of whom are extremely apathetic.
