Spontaneous illness Synonyms

Definitions for Spontaneous


  • (adjective) done instantly and without conscious thought or decision
  • (adjective) said or done without having been planned or written in advance
  • (adjective) happening or arising without apparent external cause

Definitions for Illness


  • (noun) an abnormal state that disrupts a plant 's or animal 's normal bodily functioning
  • (noun) the condition of not being in good health
  • (noun) impairment of normal physiological function affecting part or all of an organism