jactitation1

 
Pronunciation: /ˌdʒaktɪˈteɪʃ(ə)n/

noun

[mass noun] Medicine
  • the restless tossing of the body in illness.
  • the twitching of a limb or muscle.

Origin:

mid 17th century: expressive extension of earlier jactation 'restless tossing', from Latin jactare 'to throw'