paroxysm

Meanings

1. 1
   noun

   a sudden uncontrollable attack

   A paroxysm of giggling.

2. 2
   noun

   Disastrous or sudden change.

   It is manifest that the species themselves are but transmutations of one or a few primordial types, and that they have been created not by paroxysm, but by evolution.

From Late Middle English paroxism, paroxisme (“period of worsening of a disease, attack; sudden recurrent fever”), from Middle French paroxisme, paroxysme, and Old French peroxime (“period of worsening of a disease; bout of fever or illness”) (modern French paroxysme), and from their etymon Late Latin paroxismus, paroxysmus (“a fit; onset of a disease; violent impulse or sadness”), from Ancient Greek πᾰροξῠσμός (păroxŭsmós, “exasperation, irritation; severe fit of a disease”), from πᾰροξῡ́νω (păroxū́nō, “to irritate, provoke”) (from παρα- (para-, prefix meaning ‘parallel to but separate from o...

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