noun pl. paralyses -·ses′ (-sēz′)

1. partial or complete loss, or temporary interruption, of a function, esp. of voluntary motion or of sensation in some part or all of the body
2. any condition of helpless inactivity or of inability to act

Etymology: L < Gr paralysis < paralyein, to loosen, dissolve, or weaken at the side: see para- & lysis