Intense pleasure Drug-induced euphoria is a "rush" or pleasurable feeling It is caused by the release of the neurotransmitter, dopamine, within the brain reward system
Euphoria is a feeling of intense happiness and excitement. There was euphoria after the elections = elation. an extremely strong feeling of happiness and excitement which usually only lasts for a short time (euphoros )
If you are euphoric, you feel intense happiness and excitement. It had received euphoric support from the public. = elated. feeling very happy and excited