|Origin:||Greek ekstasis, from existanai 'to make mad'|
ec‧sta‧sy plural ecstasies
1 [uncountable and countable]
a feeling of extreme happiness
in (an) ecstasy
She was in an ecstasy of love.
go into ecstasies (=become very happy and excited)
an illegal drug that gives a feeling of happiness and energy. Ecstasy is especially used by people who go out to dance at clubs and parties.