ecstatic

Etymology

Borrowed from Ancient Greek ἐκστατικός (ekstatikós). Surface analysis: ecstasy + -tic.

adj

1. Feeling or characterized by ecstasy.
   The moment of ejaculation in mammiferous animals is accompanied by universal excitement of the whole body, a kind of slight convulsion, which terminates in a comatose or exstatic state. 1837, Michael Ryan, The Philosophy of Marriage, in Its Social, Moral, and Physical Relations; with an Account of the Diseases of the Genito-urinary Organs which Impair or Destroy the Reproductive Function; and Induce a Variety of Complaints; with the Physiology of Generation in the Vegetable and Animal Kingdoms …, London: John Churchill, Princes' Street, Soho, →OCLC, page 191
2. Extremely happy.
3. Relating to, or caused by, ecstasy or excessive emotion.
   ecstatic gaze    ecstatic trance
   this ecstatic fit of love and jealousy 1649, Henry Hammond, The Pastor's Motto

noun

1. (in the plural) Transports of delight; words or actions performed in a state of ecstasy.
   I think that Dante's more abstruse ecstatics / Meant to personify the Mathematics. 1819, Lord Byron, Don Juan, III.11
2. A person in a state of ecstasy.
   If there is anything that can be called protoscripture, it is surely the utterances of ecstatics, prophets and seers... 1993, William A. Graham, Beyond the written word: oral aspects of scripture in the history of religion, Cambridge University Press, page 65