Definition of 'maniacal'. maniacal (mÉnaÉªÉkÉl ) If you describe someone's behaviour as maniacal, you mean that it is extreme, violent, or very determined, as if the person were insane. He was almost maniacal in his pursuit of sporting records.
Throughout his career, Clooney has won two Academy Awards, one for Best Supporting Actor for his role in Syriana and one for Best Picture as one of the producers for Argo, as well as a BAFTA and a Golden Globe.
In other awards, Disney's Frozen was a hugely popular winner as it took home the award for Best Animated Feature, and Best Original Song for Let It Go. Gravity was an unsurprising winner for the Best Cinematography award, and The Great Gatsby winner Best Costume Design. Gravity also managed to win a stream of other technical awards, including Best Visual Effects, Best Sound Mixing, Best Sound Editing, and Best Film Editing.