An Ecstasy

Intense pleasure.
A state of emotion so intense that a person is carried beyond rational thought and self-control.
A trance, frenzy, or rapture associated with mystic or prophetic exaltation.
(obsolete) Violent emotion or distraction of mind; excessive grief from anxiety; insanity; madness.
(slang) The drug MDMA, a synthetic entactogen of the methylenedioxyphenethylamine family, especially in a tablet form.
(medicine, dated) A state in which sensibility, voluntary motion, and (largely) mental power are suspended; the body is erect and inflexible; but the pulse and breathing are not affected.(Can we find and add a quotation of Mayne to this entry?)