Definition of hysterically in English:
 hysterically
adverb hɪˈstɛrɪklihəˈstɛrəkli
1With wildly uncontrolled emotion.
 I started laughing hysterically
 my mother was crying hysterically
 Example sentencesExamples
-  He did not notice the little kid that ran out of the back crying and screaming hysterically.
 -  Danny was weeping hysterically.
 -  Governments will want to ensure that the public does not behave hysterically.
 -  Many people have reacted hysterically to the idea of further cuts.
 -  I got out of bed, sobbing hysterically.
 -  One night, they hear the teacher laughing hysterically.
 -  I could hear an officer shouting hysterically in a loudspeaker.
 -  Turning round, I saw another of my neighbours bent over and giggling hysterically.
 -  I could hear Chris yelling hysterically in the background.
 -  I tried to leave the room, and shrieked hysterically when either of them attempted to touch my face.
 
- 1.1informal as submodifier Used to emphasize how funny something is.
 a hysterically funny show
 your website is hysterically amusing
 Example sentencesExamples
-  People were watching something that was absolutely mischievous and silly and wonderfully dumb, but hysterically funny.
 -  It was such a bad joke that it was hysterically funny.
 -  The gags, if thin on the ground, are hysterically funny.
 -  Her character is hysterically funny.
 -  The wealthy and sadistic landowner is a caricature, complete with a clipped upper-class accent and hysterically pompous manner.
 -  His cheesy dramatic delivery is both moving and hysterically entertaining.
 -  She does a hysterically great job as the doting wife.
 -  He's got no problem devoting entire sequences of his film, including the hysterically inappropriate and silly ending, to music montages played out over entire songs.
 -  I was actually watching the start of one of the most hysterically goofy horror movies ever captured on celluloid.
 -  There are highlights in the film, including the hysterically funny mad genius director.
 
 
  Definition of hysterically in US English:
 hysterically
adverbhəˈsterəklēhəˈstɛrəkli
1With wildly uncontrolled emotion.
 I started laughing hysterically
 my mother was crying hysterically
 Example sentencesExamples
-  Danny was weeping hysterically.
 -  Turning round, I saw another of my neighbours bent over and giggling hysterically.
 -  I tried to leave the room, and shrieked hysterically when either of them attempted to touch my face.
 -  One night, they hear the teacher laughing hysterically.
 -  I could hear Chris yelling hysterically in the background.
 -  Many people have reacted hysterically to the idea of further cuts.
 -  I got out of bed, sobbing hysterically.
 -  I could hear an officer shouting hysterically in a loudspeaker.
 -  Governments will want to ensure that the public does not behave hysterically.
 -  He did not notice the little kid that ran out of the back crying and screaming hysterically.
 
- 1.1informal as submodifier Used to emphasize how funny something is.
 a hysterically funny show
 your website is hysterically amusing
 Example sentencesExamples
-  The gags, if thin on the ground, are hysterically funny.
 -  He's got no problem devoting entire sequences of his film, including the hysterically inappropriate and silly ending, to music montages played out over entire songs.
 -  She does a hysterically great job as the doting wife.
 -  There are highlights in the film, including the hysterically funny mad genius director.
 -  Her character is hysterically funny.
 -  It was such a bad joke that it was hysterically funny.
 -  People were watching something that was absolutely mischievous and silly and wonderfully dumb, but hysterically funny.
 -  I was actually watching the start of one of the most hysterically goofy horror movies ever captured on celluloid.
 -  The wealthy and sadistic landowner is a caricature, complete with a clipped upper-class accent and hysterically pompous manner.
 -  His cheesy dramatic delivery is both moving and hysterically entertaining.